diff --git a/tycho.spec b/tycho.spec
index 0dfb272..4841b3c 100644
--- a/tycho.spec
+++ b/tycho.spec
@@ -63,6 +63,7 @@ BuildRequires:	%{name}
 Requires:       jpackage-utils
 Requires:       decentxml
 Requires:       maven
+Requires:       maven-clean-plugin
 Requires:       maven-dependency-plugin
 Requires:       maven-shared-verifier
 Requires:       maven-surefire-provider-junit4