diff --git a/.gitignore b/.gitignore
index 2a32bc1..9d23188 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ mdds_0.3.0.tar.bz2
 /mdds_0.3.1.tar.bz2
 /mdds_0.4.0.tar.bz2
 /mdds_0.5.1.tar.bz2
+/mdds_0.5.2.tar.bz2
diff --git a/mdds.spec b/mdds.spec
index 5d8cae1..28b9a4a 100644
--- a/mdds.spec
+++ b/mdds.spec
@@ -2,8 +2,8 @@
 %global do_perf_tests 0
 
 Name: mdds
-Version: 0.5.1
-Release: 3%{?dist}
+Version: 0.5.2
+Release: 1%{?dist}
 Summary: A collection of multi-dimensional data structures and indexing algorithms
 
 Group: Development/Libraries
@@ -11,9 +11,6 @@ License: MIT
 URL: http://code.google.com/p/multidimalgorithm/
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 Source0: http://multidimalgorithm.googlecode.com/files/%{name}_%{version}.tar.bz2
-Patch0: compare-to-the-other-node.patch
-Patch1: add-missing-link.patch
-Patch2: do-not-insert-new-node.patch
 
 BuildRequires: boost-devel
 %if %{do_mem_tests}
@@ -45,9 +42,6 @@ Headers for %{name}.
 
 %prep
 %setup -q -n %{name}_%{version}
-%patch0 -p1 -b .compare-to-the-other-node.patch
-%patch1 -p1 -b .add-missing-link.patch
-%patch2 -p1 -b .do-not-insert-new-node.patch
 # this is only used in tests
 sed -i -e '/^CPPFLAGS/s/-Wall.*-std/%{optflags} -std/' Makefile.in
 
@@ -92,6 +86,9 @@ rm -rf %{buildroot}
 
 
 %changelog
+* Tue Mar 29 2011 David Tardon <dtardon@redhat.com> - 0.5.2-1
+* new version
+
 * Thu Mar 24 2011 David Tardon <dtardon@redhat.com> - 0.5.1-3
 - Resolves: rhbz#680766 fix a crash and two other bugs
 
diff --git a/sources b/sources
index 02af21d..e72e510 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-5d991377b0ee1ae396c82963bc0084c1  mdds_0.5.1.tar.bz2
+7a0dcb3fe1e8c7229ab4fb868b7325e6  mdds_0.5.2.tar.bz2