diff --git a/make/defs.mk b/make/defs.mk
index cd326707..f375daa1 100644
--- a/make/defs.mk
+++ b/make/defs.mk
@@ -17,6 +17,7 @@ LOCAL_DIST_WINVERSION  = $(shell echo $(LOCAL_WINVERSION) | sed -e "s/-dev//")
 #DEVELOPMENT            = $(shell echo $(VERSION) | grep 'dev' >/dev/null && echo true)
 PROJECT_STEM           = $(PROJECT)-$(DIST_VERSION)
 CVS_ROOT_DIR           = $(shell test -d CVS && pwd | sed -e "s%`cat CVS/Repository`%%; s%/$$%%")
+REV_SUBDIRS            = $(shell echo $(SUBDIRS) | awk '{for (i=NF; i>=1; i--) printf ("%s ",$$i)}')
 
 FTP_PCKG_DIR     = /pub/packages
 JANNET_PROJ_DIR  = rsync_ssh://ftp.jannet.de:/usr/local/ftp$(FTP_PCKG_DIR)