diff --git a/pom.xml b/pom.xml
index 685cce7..163dce1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,7 +63,7 @@
 
 	<groupId>org.eclipse.tycho</groupId>
 	<artifactId>tycho</artifactId>
-	<version>0.20.0</version>
+	<version>0.20.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 
 	<name>Tycho (Incubation)</name>
diff --git a/sisu-equinox/pom.xml b/sisu-equinox/pom.xml
index 5e9ea3e..46add4d 100644
--- a/sisu-equinox/pom.xml
+++ b/sisu-equinox/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>sisu-equinox</artifactId>
diff --git a/sisu-equinox/sisu-equinox-api/pom.xml b/sisu-equinox/sisu-equinox-api/pom.xml
index 51643f2..c1b2a51 100644
--- a/sisu-equinox/sisu-equinox-api/pom.xml
+++ b/sisu-equinox/sisu-equinox-api/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>sisu-equinox</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sisu-equinox-api</artifactId>
 
diff --git a/sisu-equinox/sisu-equinox-embedder/pom.xml b/sisu-equinox/sisu-equinox-embedder/pom.xml
index 6b18e92..095673f 100644
--- a/sisu-equinox/sisu-equinox-embedder/pom.xml
+++ b/sisu-equinox/sisu-equinox-embedder/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>sisu-equinox</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sisu-equinox-embedder</artifactId>
 
diff --git a/sisu-equinox/sisu-equinox-launching/pom.xml b/sisu-equinox/sisu-equinox-launching/pom.xml
index 82fe48c..8be7f76 100644
--- a/sisu-equinox/sisu-equinox-launching/pom.xml
+++ b/sisu-equinox/sisu-equinox-launching/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>sisu-equinox</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sisu-equinox-launching</artifactId>
 
diff --git a/target-platform-configuration/pom.xml b/target-platform-configuration/pom.xml
index 8452c8d..a02fc07 100644
--- a/target-platform-configuration/pom.xml
+++ b/target-platform-configuration/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>tycho</artifactId>
 		<groupId>org.eclipse.tycho</groupId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>target-platform-configuration</artifactId>
diff --git a/tycho-artifactcomparator/pom.xml b/tycho-artifactcomparator/pom.xml
index 50d90d9..3d805c1 100644
--- a/tycho-artifactcomparator/pom.xml
+++ b/tycho-artifactcomparator/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>org.eclipse.tycho</groupId>
     <artifactId>tycho</artifactId>
-    <version>0.20.0</version>
+    <version>0.20.0-SNAPSHOT</version>
   </parent>
   <artifactId>tycho-artifactcomparator</artifactId>
 
diff --git a/tycho-bundles/org.eclipse.tycho.core.shared.tests/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.core.shared.tests/META-INF/MANIFEST.MF
index 20b5257..c5c35ad 100644
--- a/tycho-bundles/org.eclipse.tycho.core.shared.tests/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.core.shared.tests/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Core Maven/OSGi Shared Classes Tests (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.core.shared.tests
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Fragment-Host: org.eclipse.tycho.core.shared
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Require-Bundle: org.junit;bundle-version="4.8.2"
diff --git a/tycho-bundles/org.eclipse.tycho.core.shared.tests/pom.xml b/tycho-bundles/org.eclipse.tycho.core.shared.tests/pom.xml
index f26ab21..5969519 100644
--- a/tycho-bundles/org.eclipse.tycho.core.shared.tests/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.core.shared.tests/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.core.shared.tests</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.core.shared/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.core.shared/META-INF/MANIFEST.MF
index eee3f18..c3f26fa 100644
--- a/tycho-bundles/org.eclipse.tycho.core.shared/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.core.shared/META-INF/MANIFEST.MF
@@ -1,7 +1,7 @@
 Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-SymbolicName: org.eclipse.tycho.core.shared
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Name: Tycho Core Maven/OSGi Shared Classes (Incubation)
 Bundle-Vendor: %providerName
 Export-Package: org.eclipse.tycho.artifacts,
diff --git a/tycho-bundles/org.eclipse.tycho.core.shared/pom.xml b/tycho-bundles/org.eclipse.tycho.core.shared/pom.xml
index 9c34eda..3b97d5e 100644
--- a/tycho-bundles/org.eclipse.tycho.core.shared/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.core.shared/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.core.shared</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.embedder.shared/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.embedder.shared/META-INF/MANIFEST.MF
index 307451e..a386865 100644
--- a/tycho-bundles/org.eclipse.tycho.embedder.shared/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.embedder.shared/META-INF/MANIFEST.MF
@@ -1,7 +1,7 @@
 Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-SymbolicName: org.eclipse.tycho.embedder.shared
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Name: Tycho Embedder API Maven/OSGi Shared Classes (Incubation)
 Bundle-Vendor: %providerName
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
diff --git a/tycho-bundles/org.eclipse.tycho.embedder.shared/pom.xml b/tycho-bundles/org.eclipse.tycho.embedder.shared/pom.xml
index 028e662..951c91d 100644
--- a/tycho-bundles/org.eclipse.tycho.embedder.shared/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.embedder.shared/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.embedder.shared</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.noopsecurity/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.noopsecurity/META-INF/MANIFEST.MF
index 322a86a..932fa80 100644
--- a/tycho-bundles/org.eclipse.tycho.noopsecurity/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.noopsecurity/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Noop Equinox password provider (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.noopsecurity;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Require-Bundle: org.eclipse.equinox.security;bundle-version="1.0.100"
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Bundle-ActivationPolicy: lazy
diff --git a/tycho-bundles/org.eclipse.tycho.noopsecurity/pom.xml b/tycho-bundles/org.eclipse.tycho.noopsecurity/pom.xml
index bfb08f4..c2e4788 100644
--- a/tycho-bundles/org.eclipse.tycho.noopsecurity/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.noopsecurity/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.noopsecurity</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/META-INF/MANIFEST.MF
index f934b66..98353e2 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Maven/p2 Repository Integration Tests (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.p2.maven.repository.tests;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Vendor: %providerName
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Fragment-Host: org.eclipse.tycho.p2.maven.repository
diff --git a/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/pom.xml
index 73c00f2..43547d3 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.maven.repository.tests/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.maven.repository.tests</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.maven.repository/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.maven.repository/META-INF/MANIFEST.MF
index b574dd9..fca1184 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.maven.repository/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.maven.repository/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Maven/p2 Repository Integration (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.p2.maven.repository;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Vendor: %providerName
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Bundle-ActivationPolicy: lazy
diff --git a/tycho-bundles/org.eclipse.tycho.p2.maven.repository/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.maven.repository/pom.xml
index f0f7e22..6b3ba17 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.maven.repository/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.maven.repository/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.maven.repository</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/META-INF/MANIFEST.MF
index 85de919..5628ce5 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho p2 Resolver Bundle Tests (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.p2.resolver.impl.test;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Fragment-Host: org.eclipse.tycho.p2.resolver.impl
 Require-Bundle: org.junit,
diff --git a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/pom.xml
index 1baaf5c..f5f95cd 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl.test/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.resolver.impl.test</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/META-INF/MANIFEST.MF
index 7d38dfd..05286ca 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho p2 Resolver Bundle (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.p2.resolver.impl;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Activator: org.eclipse.tycho.p2.impl.Activator
 Require-Bundle: org.eclipse.core.runtime,
  org.eclipse.equinox.security;bundle-version="1.0.100",
diff --git a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/pom.xml
index c21ceb6..8eb89b4 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.resolver.impl/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.resolver.impl</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/META-INF/MANIFEST.MF
index 0aef896..18162c0 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Export-Package:
  org.eclipse.tycho.p2.resolver.facade,
  org.eclipse.tycho.p2.target.facade,
  org.eclipse.tycho.repository.registry.facade
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Name: Tycho p2 Resolver Maven/OSGi Shared Classes (Incubation)
 Bundle-ManifestVersion: 2
 Bundle-Description: Tycho integrates Maven with Eclipse and OSGi
diff --git a/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/pom.xml
index 0532a7d..d296632 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.resolver.shared/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.resolver.shared</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.tools.impl/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.tools.impl/META-INF/MANIFEST.MF
index e72bad4..866225e 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.tools.impl/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.tools.impl/META-INF/MANIFEST.MF
@@ -1,5 +1,5 @@
 Manifest-Version: 1.0
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Name: Tycho p2 Tools Bundle (Incubation)
 Bundle-ManifestVersion: 2
 Bundle-Description: Implementation of tools for generating, copying, and using p2 repositories in Tycho
diff --git a/tycho-bundles/org.eclipse.tycho.p2.tools.impl/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.tools.impl/pom.xml
index f6f5444..228cffb 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.tools.impl/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.tools.impl/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.tools.impl</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.tools.shared/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.tools.shared/META-INF/MANIFEST.MF
index a1df365..e18ccde 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.tools.shared/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.tools.shared/META-INF/MANIFEST.MF
@@ -1,5 +1,5 @@
 Manifest-Version: 1.0
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Name: Tycho p2 Tools Maven/OSGi Shared Classes (Incubation)
 Bundle-ManifestVersion: 2
 Bundle-Description: Exposes tools for manipulating p2 data, which are implemented in OSGi bundles, to Maven plug-ins
diff --git a/tycho-bundles/org.eclipse.tycho.p2.tools.shared/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.tools.shared/pom.xml
index fbdeb96..4633692 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.tools.shared/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.tools.shared/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.tools.shared</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.p2.tools.tests/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.p2.tools.tests/META-INF/MANIFEST.MF
index 391c578..ff4fe50 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.tools.tests/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.p2.tools.tests/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho p2 Tools Tests (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.p2.tools.tests
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Fragment-Host: org.eclipse.tycho.p2.tools.impl
 Require-Bundle: org.junit;bundle-version="[4.8.1,5.0.0)",
diff --git a/tycho-bundles/org.eclipse.tycho.p2.tools.tests/pom.xml b/tycho-bundles/org.eclipse.tycho.p2.tools.tests/pom.xml
index dc62651..e4a50be 100644
--- a/tycho-bundles/org.eclipse.tycho.p2.tools.tests/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.p2.tools.tests/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.p2.tools.tests</artifactId>
diff --git a/tycho-bundles/org.eclipse.tycho.test.utils/META-INF/MANIFEST.MF b/tycho-bundles/org.eclipse.tycho.test.utils/META-INF/MANIFEST.MF
index ad7842d..a096357 100644
--- a/tycho-bundles/org.eclipse.tycho.test.utils/META-INF/MANIFEST.MF
+++ b/tycho-bundles/org.eclipse.tycho.test.utils/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Test Utilities (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.test.utils
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Require-Bundle: org.junit;bundle-version="[4.8.1,5.0.0)",
  org.eclipse.equinox.p2.core;bundle-version="1.0.100",
diff --git a/tycho-bundles/org.eclipse.tycho.test.utils/pom.xml b/tycho-bundles/org.eclipse.tycho.test.utils/pom.xml
index d08c92a..0ee1adf 100644
--- a/tycho-bundles/org.eclipse.tycho.test.utils/pom.xml
+++ b/tycho-bundles/org.eclipse.tycho.test.utils/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.test.utils</artifactId>
diff --git a/tycho-bundles/pom.xml b/tycho-bundles/pom.xml
index 3aaa7d8..4e527b0 100644
--- a/tycho-bundles/pom.xml
+++ b/tycho-bundles/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-bundles</artifactId>
diff --git a/tycho-bundles/tycho-bundles-external/pom.xml b/tycho-bundles/tycho-bundles-external/pom.xml
index b00e111..ae52b9f 100644
--- a/tycho-bundles/tycho-bundles-external/pom.xml
+++ b/tycho-bundles/tycho-bundles-external/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-bundles-external</artifactId>
diff --git a/tycho-bundles/tycho-bundles-external/tycho-bundles-external.product b/tycho-bundles/tycho-bundles-external/tycho-bundles-external.product
index aaba0d3..1c6eb3c 100644
--- a/tycho-bundles/tycho-bundles-external/tycho-bundles-external.product
+++ b/tycho-bundles/tycho-bundles-external/tycho-bundles-external.product
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?pde version="3.5"?>
 
-<product name="org.eclipse.tycho.p2" uid="tycho-bundles-external" id="org.eclipse.equinox.p2.director.app.product" application="org.eclipse.equinox.p2.director.app.application" version="0.20.0" useFeatures="false" includeLaunchers="false">
+<product name="org.eclipse.tycho.p2" uid="tycho-bundles-external" id="org.eclipse.equinox.p2.director.app.product" application="org.eclipse.equinox.p2.director.app.application" version="0.20.0.qualifier" useFeatures="false" includeLaunchers="false">
 
    <configIni use="default">
    </configIni>
diff --git a/tycho-bundles/tycho-bundles-target/pom.xml b/tycho-bundles/tycho-bundles-target/pom.xml
index 16fd595..23065ce 100644
--- a/tycho-bundles/tycho-bundles-target/pom.xml
+++ b/tycho-bundles/tycho-bundles-target/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tycho-bundles/tycho-standalone-p2-director/pom.xml b/tycho-bundles/tycho-standalone-p2-director/pom.xml
index baaf565..12500ad 100644
--- a/tycho-bundles/tycho-standalone-p2-director/pom.xml
+++ b/tycho-bundles/tycho-standalone-p2-director/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-bundles</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-standalone-p2-director</artifactId>
diff --git a/tycho-compiler-jdt/pom.xml b/tycho-compiler-jdt/pom.xml
index 815ca50..840bbac 100644
--- a/tycho-compiler-jdt/pom.xml
+++ b/tycho-compiler-jdt/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tycho-compiler-jdt</artifactId>
 
diff --git a/tycho-compiler-plugin/pom.xml b/tycho-compiler-plugin/pom.xml
index 7cbbf69..f349659 100644
--- a/tycho-compiler-plugin/pom.xml
+++ b/tycho-compiler-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-compiler-plugin</artifactId>
diff --git a/tycho-core/pom.xml b/tycho-core/pom.xml
index c811801..5b5db11 100644
--- a/tycho-core/pom.xml
+++ b/tycho-core/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tycho-core</artifactId>
 
diff --git a/tycho-embedder-api/pom.xml b/tycho-embedder-api/pom.xml
index f2392ef..dc23ad8 100644
--- a/tycho-embedder-api/pom.xml
+++ b/tycho-embedder-api/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tycho-embedder-api</artifactId>
 
diff --git a/tycho-its/pom.xml b/tycho-its/pom.xml
index 7ca8bd6..88d57ae 100644
--- a/tycho-its/pom.xml
+++ b/tycho-its/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tycho-its</artifactId>
 
diff --git a/tycho-maven-plugin/pom.xml b/tycho-maven-plugin/pom.xml
index 40bcaf7..8e7f765 100644
--- a/tycho-maven-plugin/pom.xml
+++ b/tycho-maven-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-maven-plugin</artifactId>
diff --git a/tycho-metadata-model/pom.xml b/tycho-metadata-model/pom.xml
index 955a192..a020dfb 100644
--- a/tycho-metadata-model/pom.xml
+++ b/tycho-metadata-model/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tycho-metadata-model</artifactId>
 
diff --git a/tycho-p2/pom.xml b/tycho-p2/pom.xml
index b85f7f8..4f3300a 100644
--- a/tycho-p2/pom.xml
+++ b/tycho-p2/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>tycho</artifactId>
 		<groupId>org.eclipse.tycho</groupId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-p2</artifactId>
diff --git a/tycho-p2/tycho-p2-director-plugin/pom.xml b/tycho-p2/tycho-p2-director-plugin/pom.xml
index a35297c..2f7e168 100644
--- a/tycho-p2/tycho-p2-director-plugin/pom.xml
+++ b/tycho-p2/tycho-p2-director-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-p2</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-p2-director-plugin</artifactId>
diff --git a/tycho-p2/tycho-p2-facade/pom.xml b/tycho-p2/tycho-p2-facade/pom.xml
index 7dec7cc..e0b69d1 100644
--- a/tycho-p2/tycho-p2-facade/pom.xml
+++ b/tycho-p2/tycho-p2-facade/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-p2</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tycho-p2-facade</artifactId>
 
diff --git a/tycho-p2/tycho-p2-plugin/pom.xml b/tycho-p2/tycho-p2-plugin/pom.xml
index b2daa72..f326e10 100644
--- a/tycho-p2/tycho-p2-plugin/pom.xml
+++ b/tycho-p2/tycho-p2-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-p2</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-p2-plugin</artifactId>
diff --git a/tycho-p2/tycho-p2-publisher-plugin/pom.xml b/tycho-p2/tycho-p2-publisher-plugin/pom.xml
index 375c6f2..6241207 100644
--- a/tycho-p2/tycho-p2-publisher-plugin/pom.xml
+++ b/tycho-p2/tycho-p2-publisher-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-p2</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-p2-publisher-plugin</artifactId>
diff --git a/tycho-p2/tycho-p2-repository-plugin/pom.xml b/tycho-p2/tycho-p2-repository-plugin/pom.xml
index 70cb7b0..3232f68 100644
--- a/tycho-p2/tycho-p2-repository-plugin/pom.xml
+++ b/tycho-p2/tycho-p2-repository-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-p2</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-p2-repository-plugin</artifactId>
diff --git a/tycho-packaging-plugin/pom.xml b/tycho-packaging-plugin/pom.xml
index ca42cc3..af7a72f 100644
--- a/tycho-packaging-plugin/pom.xml
+++ b/tycho-packaging-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-packaging-plugin</artifactId>
diff --git a/tycho-pomgenerator-plugin/pom.xml b/tycho-pomgenerator-plugin/pom.xml
index b3a1c17..ae525a8 100644
--- a/tycho-pomgenerator-plugin/pom.xml
+++ b/tycho-pomgenerator-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-pomgenerator-plugin</artifactId>
diff --git a/tycho-release/pom.xml b/tycho-release/pom.xml
index 353a126..068d23c 100644
--- a/tycho-release/pom.xml
+++ b/tycho-release/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-release</artifactId>
diff --git a/tycho-release/tycho-versions-plugin/pom.xml b/tycho-release/tycho-versions-plugin/pom.xml
index 96340dc..08f1428 100644
--- a/tycho-release/tycho-versions-plugin/pom.xml
+++ b/tycho-release/tycho-versions-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-release</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-versions-plugin</artifactId>
diff --git a/tycho-source-plugin/pom.xml b/tycho-source-plugin/pom.xml
index 0c4f019..4cfb4a7 100644
--- a/tycho-source-plugin/pom.xml
+++ b/tycho-source-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-source-plugin</artifactId>
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.junit/META-INF/MANIFEST.MF b/tycho-surefire/org.eclipse.tycho.surefire.junit/META-INF/MANIFEST.MF
index e732b3f..c7bd6ca 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.junit/META-INF/MANIFEST.MF
+++ b/tycho-surefire/org.eclipse.tycho.surefire.junit/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Surefire OSGi JUnit3 Runner (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.surefire.junit;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Fragment-Host: org.eclipse.tycho.surefire.osgibooter;bundle-version="0.14.0"
 Bundle-RequiredExecutionEnvironment: J2SE-1.5,
  JavaSE-1.6
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.junit/pom.xml b/tycho-surefire/org.eclipse.tycho.surefire.junit/pom.xml
index fefdda7..4badce2 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.junit/pom.xml
+++ b/tycho-surefire/org.eclipse.tycho.surefire.junit/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-surefire</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.surefire.junit</artifactId>
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.junit4/META-INF/MANIFEST.MF b/tycho-surefire/org.eclipse.tycho.surefire.junit4/META-INF/MANIFEST.MF
index d868a8f..7f2c37b 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.junit4/META-INF/MANIFEST.MF
+++ b/tycho-surefire/org.eclipse.tycho.surefire.junit4/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Surefire OSGi JUnit4 Runner (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.surefire.junit4;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Fragment-Host: org.eclipse.tycho.surefire.osgibooter;bundle-version="0.14.0"
 Bundle-RequiredExecutionEnvironment: J2SE-1.5,
  JavaSE-1.6
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.junit4/pom.xml b/tycho-surefire/org.eclipse.tycho.surefire.junit4/pom.xml
index c6bc5fc..23cf7ee 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.junit4/pom.xml
+++ b/tycho-surefire/org.eclipse.tycho.surefire.junit4/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-surefire</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.surefire.junit4</artifactId>
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.junit47/META-INF/MANIFEST.MF b/tycho-surefire/org.eclipse.tycho.surefire.junit47/META-INF/MANIFEST.MF
index 79fa5e6..6426468 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.junit47/META-INF/MANIFEST.MF
+++ b/tycho-surefire/org.eclipse.tycho.surefire.junit47/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Tycho Surefire OSGi JUnit4.7 Runner (Incubation)
 Bundle-SymbolicName: org.eclipse.tycho.surefire.junit47;singleton:=true
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Fragment-Host: org.eclipse.tycho.surefire.osgibooter;bundle-version="0.16.0"
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Bundle-ClassPath: .,
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.junit47/pom.xml b/tycho-surefire/org.eclipse.tycho.surefire.junit47/pom.xml
index 9286d4e..7071b88 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.junit47/pom.xml
+++ b/tycho-surefire/org.eclipse.tycho.surefire.junit47/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-surefire</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.surefire.junit47</artifactId>
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/META-INF/MANIFEST.MF b/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/META-INF/MANIFEST.MF
index 1c772c0..98590f0 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/META-INF/MANIFEST.MF
+++ b/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/META-INF/MANIFEST.MF
@@ -8,7 +8,7 @@ Bundle-ClassPath: .,
  jars/surefire-api-2.15.jar,
  jars/maven-surefire-common-2.15.jar,
  jars/plexus-utils-3.0.jar
-Bundle-Version: 0.20.0
+Bundle-Version: 0.20.0.qualifier
 Bundle-Name: Tycho Surefire OSGi Booter Eclipse Application (Incubation)
 Bundle-ManifestVersion: 2
 Bundle-SymbolicName: org.eclipse.tycho.surefire.osgibooter;singleton:=true
diff --git a/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/pom.xml b/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/pom.xml
index 6702533..d6d3b53 100644
--- a/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/pom.xml
+++ b/tycho-surefire/org.eclipse.tycho.surefire.osgibooter/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-surefire</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>org.eclipse.tycho.surefire.osgibooter</artifactId>
diff --git a/tycho-surefire/pom.xml b/tycho-surefire/pom.xml
index 2259009..5f2b62f 100644
--- a/tycho-surefire/pom.xml
+++ b/tycho-surefire/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-surefire</artifactId>
diff --git a/tycho-surefire/tycho-surefire-plugin/pom.xml b/tycho-surefire/tycho-surefire-plugin/pom.xml
index 05dc1f3..a0b66f6 100644
--- a/tycho-surefire/tycho-surefire-plugin/pom.xml
+++ b/tycho-surefire/tycho-surefire-plugin/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-surefire</artifactId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>tycho-surefire-plugin</artifactId>
diff --git a/tycho-testing-harness/pom.xml b/tycho-testing-harness/pom.xml
index cc42e6d..1067fe0 100644
--- a/tycho-testing-harness/pom.xml
+++ b/tycho-testing-harness/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>tycho</artifactId>
 		<groupId>org.eclipse.tycho</groupId>
-		<version>0.20.0</version>
+		<version>0.20.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tycho-testing-harness</artifactId>