diff --git a/src/include/nodes/parsenodes.h b/src/include/nodes/parsenodes.h
index 4a91d7fb28..62d3683be5 100644
--- a/src/include/nodes/parsenodes.h
+++ b/src/include/nodes/parsenodes.h
@@ -3271,7 +3271,7 @@ typedef struct ConstraintsSetStmt
  */
 
 /* Reindex options */
-#define REINDEXOPT_VERBOSE 1 << 0	/* print progress info */
+#define REINDEXOPT_VERBOSE (1 << 0)	/* print progress info */
 
 typedef enum ReindexObjectType
 {