diff --git a/.gitignore b/.gitignore
index e507a3c..7dde853 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-/libpng-1.5.12.tar.bz2
+/libpng-1.5.13.tar.bz2
diff --git a/libpng.spec b/libpng.spec
index 4f2b8d6..64317cf 100644
--- a/libpng.spec
+++ b/libpng.spec
@@ -1,7 +1,7 @@
 Summary: A library of functions for manipulating PNG image format files
 Name: libpng
 Epoch: 2
-Version: 1.5.12
+Version: 1.5.13
 Release: 1%{?dist}
 License: zlib
 Group: System Environment/Libraries
@@ -89,6 +89,9 @@ rm -rf $RPM_BUILD_ROOT%{_libdir}/*.la
 %{_libdir}/libpng*.a
 
 %changelog
+* Thu Sep 27 2012 Tom Lane <tgl@redhat.com> 2:1.5.13-1
+- Update to libpng 1.5.13 for minor bug fixes
+
 * Sat Aug  4 2012 Tom Lane <tgl@redhat.com> 2:1.5.12-1
 - Update to libpng 1.5.12 for minor bug fixes
 - Activate chunk size limits by default, with a very generous default limit
diff --git a/sources b/sources
index 08e9b77..feb9fb4 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-d87f9c34ccab8242c00e41925839f6c9  libpng-1.5.12.tar.bz2
+186b3098d1ef844f76681bc69968efe2  libpng-1.5.13.tar.bz2