Index: /trunk/doc/manual/Makefile.kmk
===================================================================
--- /trunk/doc/manual/Makefile.kmk	(revision 76920)
+++ /trunk/doc/manual/Makefile.kmk	(revision 76921)
@@ -824,5 +824,6 @@
 $(VBOX_PATH_MANUAL_OUTBASE)/en_US/UserManual.zip: \
 		$(VBOX_PATH_MANUAL_OUTBASE)/en_US/html-single/UserManual.html \
-		$(VBOX_PATH_MANUAL_OUTBASE)/en_US/html-chunks/index.html
+		$(VBOX_PATH_MANUAL_OUTBASE)/en_US/html-chunks/index.html \
+        $(addprefix $(VBOX_PATH_MANUAL_OUTBASE)/en_US/,$(VBOX_MANUAL_PNG_FILES_en_US))
 	$(call MSG_L1,Packing documentation $@)
 	$(QUIET)$(RM) -f $@