diff --git a/src/backend/catalog/Makefile b/src/backend/catalog/Makefile
index 80565a2e905b8b5b289852a9bc6766157cb8b1b7..2b8b381e13206c7e5d6c02096942348e9965bbeb 100644
--- a/src/backend/catalog/Makefile
+++ b/src/backend/catalog/Makefile
@@ -123,7 +123,7 @@ uninstall-data:
 
 # postgres_bki_srcs is in the distribution tarball, so it is not cleaned here.
 clean:
-	rm -f SUBSYS.o $(OBJS) $(BKIFILES) gp_toolkit_test.sql gp_toolkit.sql
+	rm -f SUBSYS.o $(OBJS) $(BKIFILES)
 
 maintainer-clean: clean
 	rm -f postgres_bki_srcs