diff --git a/src/backend/catalog/catalog.c b/src/backend/catalog/catalog.c
index e23f21966f..a9d2621a7e 100644
--- a/src/backend/catalog/catalog.c
+++ b/src/backend/catalog/catalog.c
@@ -48,6 +48,7 @@
 #include "utils/fmgrprotos.h"
 #include "utils/rel.h"
 #include "utils/syscache.h"
+#include "utils/tqual.h"
 
 
 /*