diff --git a/source/libs/executor/inc/executorimpl.h b/source/libs/executor/inc/executorimpl.h
index d69888677c..fef4a3d590 100644
--- a/source/libs/executor/inc/executorimpl.h
+++ b/source/libs/executor/inc/executorimpl.h
@@ -300,7 +300,7 @@ typedef struct SAggSupporter {
   SSHashObj*     pResultRowHashTable;  // quick locate the window object for each result
   char*          keyBuf;               // window key buffer
   SDiskbasedBuf* pResultBuf;           // query result buffer based on blocked-wised disk file
-  int32_t        resultRowSize;  // the result buffer size for each result row, with the meta data size for each row
+  int32_t        resultRowSize;        // the result buffer size for each result row, with the meta data size for each row
 } SAggSupporter;
 
 typedef struct {