diff --git a/gromacs.spec b/gromacs.spec
index 4ff3b29..d0fe7bf 100644
--- a/gromacs.spec
+++ b/gromacs.spec
@@ -1,6 +1,6 @@
 Name:		gromacs
-Version:	4.5.2
-Release:	2%{?dist}
+Version:	4.5.3
+Release:	1%{?dist}
 Summary:	Fast, Free and Flexible Molecular Dynamics
 Group:		Applications/Engineering
 License:	GPLv2+
@@ -583,6 +583,12 @@ rm -rf %{buildroot}
 
 
 %changelog
+* Thu Nov 18 2010 Jussi Lehtola <jussilehtola@fedoraproject.org> - 4.5.3-1
+- Update to 4.5.3.
+
+* Fri Nov 05 2010 Jussi Lehtola <jussilehtola@fedoraproject.org> - 4.5.2-3
+- Rebuild due to libxml2 soname bump.
+
 * Wed Nov 03 2010 Jussi Lehtola <jussilehtola@fedoraproject.org> - 4.5.2-2
 - Make gromacs package obsolete older versions of gromacs package due to the
   branching of libraries.
diff --git a/sources b/sources
index 64f65d3..991099e 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
+d5911585cd0e0b996dbbdcfb4c3bcf6b  gromacs-4.5.3.tar.gz
 0f6d3967f2d8fba5c5668f99dfc6aed7  manual-4.5.pdf
-3d74c7b363a3b124e48424375b49ce67  gromacs-4.5.2.tar.gz