diff --git a/libraries/liblunicode/Makefile.in b/libraries/liblunicode/Makefile.in
index 48c95a54ce..59b5cae7c5 100644
--- a/libraries/liblunicode/Makefile.in
+++ b/libraries/liblunicode/Makefile.in
@@ -43,7 +43,7 @@ ucgendat: $(XLIBS) ucgendat.o
 	done
 	touch .links
 
-$(XXSRCS) : .links
+$(XXSRCS) $(XXHEADERS) : .links
 
 clean-local: FORCE
 	@$(RM) *.dat .links $(XXHEADERS) ucgendat