diff --git a/make/topdir.mk b/make/topdir.mk
index 47b72899..c4789571 100644
--- a/make/topdir.mk
+++ b/make/topdir.mk
@@ -6,9 +6,7 @@ clean: topdir.clean
 distclean: topdir.distclean
 config:
 
-ifeq ($(wildcard $(TOPDIR)/make/defs.mk),)
-  include make/moddir.mk
-else
+ifneq ($(wildcard $(TOPDIR)/make/defs.mk),)
 
 include $(MODDIR)/make/defs.mk
 include $(MODDIR)/make/rpmdist.mk
@@ -38,3 +36,4 @@ ifneq ($(wildcard $(TOPDIR)/make/defs.mk.in),)
   include $(MODDIR)/make/autoconf.mk
 endif
 
+