diff --git a/src/mnode/src/mnodeTable.c b/src/mnode/src/mnodeTable.c
index edb9585cb9d3ddba7ce08c19fb0d9fbe5cef0d81..196056b47471b3213a417595017c5ad5405e6373 100644
--- a/src/mnode/src/mnodeTable.c
+++ b/src/mnode/src/mnodeTable.c
@@ -1358,6 +1358,7 @@ static void *mnodeBuildCreateChildTableMsg(SCMCreateTableMsg *pMsg, SChildTableO
     if (pMsg != NULL) {
       pTagData = (STagData *)pMsg->schema;
       tagDataLen = ntohl(pTagData->dataLen);
+      contLen += tagDataLen;
     }
   } else {
     totalCols = pTable->numOfColumns;