diff --git a/debian/rules b/debian/rules
index 9b608de0d..293a378de 100755
--- a/debian/rules
+++ b/debian/rules
@@ -226,7 +226,7 @@ debian/control: debian/templates/control.main.in
 	substitute() {					\
 		sa_tmp="debian/arch/$$2/*/config.$$3";	\
 		sa="";					\
-		[ -f $$sa_tmp ] && sa=$$(basename $$(dirname $$sa_tmp)); \
+		[ -f $$sa_tmp ] && sa=$$(basename $$(dirname $$sa_tmp))-; \
 		cat debian/templates/control.$$1 |	\
 		sed -e 's/@version@/$(version)/g'       \
 		    -e 's/@major@/$(major)/g'		\