diff --git a/mingw32-gtk2.spec b/mingw32-gtk2.spec
index 549341c..2e3ba02 100644
--- a/mingw32-gtk2.spec
+++ b/mingw32-gtk2.spec
@@ -94,6 +94,9 @@ Static version of the MinGW Windows Gtk2 library.
 %patch1002 -p0
 %patch1003 -p1
 
+# Add support for libpng1.4
+sed -i s/libpng12/libpng14/ configure
+
 
 %build
 # Need to run the correct version of glib-mkenums.
@@ -347,6 +350,7 @@ rm -rf $RPM_BUILD_ROOT
 %changelog
 * Sun Jul  4 2010 Erik van Pienbroek <epienbro@fedoraproject.org> - 2.20.1-2
 - Re-enable the WIMP theme now that upstream has provided a fix for it (RHBZ #608911, GNOME BZ #598299)
+- Rebuild against libpng 1.4.3
 
 * Fri Jun 11 2010 Erik van Pienbroek <epienbro@fedoraproject.org> - 2.20.1-1
 - Update to 2.20.1