diff --git a/src/makeBaseExt/Makefile b/src/makeBaseExt/Makefile
index ea7b7b1cd..4b768ddda 100644
--- a/src/makeBaseExt/Makefile
+++ b/src/makeBaseExt/Makefile
@@ -14,6 +14,7 @@ TEMPLATES += top/configure/RULES
 TEMPLATES += top/configure/RULES_DIRS
 TEMPLATES += top/configure/RULES_TOP
 TEMPLATES += top/configure/RULES_PYTHON
+TEMPLATES += top/configure/RULES_IDL
 
 TEMPLATES += $(subst ../,,$(wildcard ../top/configure/os/CONFIG*))