diff --git a/configure/RULES_TOP b/configure/RULES_TOP
index 0620f08..d09d668 100644
--- a/configure/RULES_TOP
+++ b/configure/RULES_TOP
@@ -1,3 +1,3 @@
 #RULES_TOP
-include $(EPICS_BASE)/configure/RULES_TOP
+include $(CONFIG)/RULES_TOP