diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index 29818e56bb..5277646910 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -3391,6 +3391,8 @@ static SSDataBlock* doFillImpl(SOperatorInfo* pOperator) {
       assert(pBlock != NULL);
     }
 
+    blockDataUpdateTsWindow(pBlock, pInfo->primaryTsCol);
+
     if (*newgroup && pInfo->totalInputRows > 0) {  // there are already processed current group data block
       pInfo->existNewGroupBlock = pBlock;
       *newgroup = false;
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index 947d10dcb4..78775073a4 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -4502,7 +4502,6 @@ static SSDataBlock* doMergeAlignedIntervalAgg(SOperatorInfo* pOperator) {
   }
 
   size_t rows = pRes->info.rows;
-  blockDataUpdateTsWindow(pRes, iaInfo->primaryTsIndex);
   pOperator->resultInfo.totalRows += rows;
   return (rows == 0) ? NULL : pRes;
 }