diff --git a/gdk/Makefile.am b/gdk/Makefile.am
index 8841f8031d..684df0a04d 100644
--- a/gdk/Makefile.am
+++ b/gdk/Makefile.am
@@ -106,8 +106,7 @@ gdk_private_headers = 				\
 	gdkinternals.h				\
 	gdkintl.h				\
 	gdkkeysprivate.h			\
-	gdkvisualprivate.h			\
-	gdkpoly-generic.h
+	gdkvisualprivate.h
 
 gdk_c_sources = 				\
 	gdk.c					\