diff --git a/Makefile b/Makefile
index 6ab0c1e..a9ac4d8 100644
--- a/Makefile
+++ b/Makefile
@@ -39,7 +39,7 @@ dist:
 	rm -rf "${NAME}-${VERSION}"
 	mkdir -p "${NAME}-${VERSION}"
 	cp LICENSE Makefile README.md config.def.h config.mk ${MAN1} \
-		${SRC} ${NAME}-${VERSION}
+		drw.h util.h ${SRC} ${NAME}-${VERSION}
 	for i in layout.*.h; \
 	do \
 		cp $$i ${NAME}-${VERSION}; \