diff --git a/gtkglext.spec b/gtkglext.spec
index ee4288c..a61730e 100644
--- a/gtkglext.spec
+++ b/gtkglext.spec
@@ -3,7 +3,7 @@
 Summary:	OpenGL Extension to GTK
 Name:		gtkglext
 Version:	1.2.0
-Release:	14%{?dist}
+Release:	15%{?dist}
 
 License:	LGPLv2+ or GPLv2+
 Group:		System Environment/Libraries
@@ -90,6 +90,9 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/*.la
 %doc %{_datadir}/gtk-doc/html/*
 
 %changelog
+* Tue Dec 06 2011 Adam Jackson <ajax@redhat.com> - 1.2.0-15
+- Rebuild for new libpng
+
 * Thu Feb 17 2011 Ralf Corsépius <corsepiu@fedoraproject.org> - 1.2.0-14
 - Apply %%patch0.