--- a/Makefile.mingw	Thu Jan 01 23:49:55 2015 -0500
+++ b/Makefile.mingw	Thu Jan 01 23:57:00 2015 -0500
@@ -31,7 +31,7 @@
     exit; \
 }' VERSION)
 
-GTK_INSTALL_VERSION = 2.16.6.2
+GTK_INSTALL_VERSION = 2.16.6.3
 
 ifdef SIGNTOOL
 authenticode_sign = $(SIGNTOOL) sign \