Index: buildsys.mk.in
==================================================================
--- buildsys.mk.in
+++ buildsys.mk.in
@@ -80,11 +80,11 @@
 		${DIR_ENTER}; \
 		${MAKE} ${MFLAGS} || exit 1; \
 		${DIR_LEAVE}; \
 	done
 
-depend: pre-depend
+depend: pre-depend ${SRCS}
 	regen=0; \
 	for i in ${SRCS}; do [ $$i -nt .deps ] && regen=1; done; \
 	if [ $$regen = 1 ]; then \
 		rm -f .deps; \
 		for i in ${SRCS}; do \