diff --git a/src/include/optimizer/clauses.h b/src/include/optimizer/clauses.h
index 7ef8cce79ee..2584ffc72fc 100644
--- a/src/include/optimizer/clauses.h
+++ b/src/include/optimizer/clauses.h
@@ -14,7 +14,6 @@
 #ifndef CLAUSES_H
 #define CLAUSES_H
 
-#include "access/htup.h"
 #include "nodes/pathnodes.h"
 
 typedef struct