--- a/make/CreateJmods.gmk	Tue Dec 05 23:11:27 2017 +0100
+++ b/make/CreateJmods.gmk	Tue Dec 05 23:14:35 2017 +0100
@@ -1,5 +1,4 @@
-
-# Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -33,6 +32,8 @@
   $(error MODULE must be set when calling CreateJmods.gmk)
 endif
 
+$(eval $(call IncludeCustomExtension, CreateJmods.gmk))
+
 ################################################################################
 
 JMODS_DIR := $(IMAGES_OUTPUTDIR)/jmods