diff --git a/source/libs/executor/inc/streamexecutorInt.h b/source/libs/executor/inc/streamexecutorInt.h
index fb83e8f5f7..94873b98e9 100644
--- a/source/libs/executor/inc/streamexecutorInt.h
+++ b/source/libs/executor/inc/streamexecutorInt.h
@@ -32,7 +32,7 @@ extern "C" {
 
 typedef struct SSliceRowData {
   TSKEY                  key;
-  struct SResultCellData pRowVal[0];
+  struct SResultCellData pRowVal[1];
 } SSliceRowData;
 
 typedef struct SSlicePoint {