--- old/make/Main.gmk	2016-12-09 15:12:18.000000000 -0800
+++ new/make/Main.gmk	2016-12-09 15:12:18.000000000 -0800
@@ -659,6 +659,8 @@
         exploded-image-optimize
   endif
 
+  $(JMOD_TARGETS): java.base-copy
+
   zip-security: java.base-java java.security.jgss-java java.security.jgss-libs \
       $(filter jdk.crypto%, $(JAVA_TARGETS))