diff --git a/src/backend/optimizer/plan/analyzejoins.c b/src/backend/optimizer/plan/analyzejoins.c
index 6b848aadad..b84197dadb 100644
--- a/src/backend/optimizer/plan/analyzejoins.c
+++ b/src/backend/optimizer/plan/analyzejoins.c
@@ -23,7 +23,6 @@
 #include "postgres.h"
 
 #include "catalog/pg_class.h"
-#include "nodes/makefuncs.h"
 #include "nodes/nodeFuncs.h"
 #include "optimizer/clauses.h"
 #include "optimizer/joininfo.h"
@@ -50,7 +49,7 @@ typedef struct UniqueRelInfo
 } UniqueRelInfo;
 
 /*
- * The context for replace_varno_walker() containing source and target relids2
+ * The context for replace_varno_walker() containing source and target relids.
  */
 typedef struct
 {