diff --git a/make/dist.mk b/make/dist.mk
index d67e2aed..96346769 100644
--- a/make/dist.mk
+++ b/make/dist.mk
@@ -51,7 +51,7 @@ $(DIST_FILE): distclean
 	rm -rf $(DISTDIR)/src/$(PROJECT)/*
 	mkdir -p $(DISTDIR)/src/$(PROJECT)/mod
 	cd $(TOPDIR); find . -type f | \
-		grep -ve 'CVS\|contrib/nomake\|tar.gz\|/dist/' | \
+		grep -ve 'CVS\|contrib/nomake\|tar.gz\|/dist/\|experimental' | \
 		xargs tar -cf - | tar -C $(DISTDIR)/src/$(PROJECT) -xf -
 	echo $(DIST_VERSION) > $(DISTDIR)/src/$(PROJECT)/VERSION ;\
 	for mod in $(REQUIRED) ; do make -C $(MODDIR)/$$mod clean; cp -r $(MODDIR)/$$mod $(DISTDIR)/src/$(PROJECT)/mod/ ; done ;\