diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 8d89b7c3cc..afbecd3a10 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -5888,7 +5888,6 @@ int32_t setAlterTableInfo(SSqlObj* pSql, struct SSqlInfo* pInfo) {
     if (IS_VAR_DATA_TYPE(pTagsSchema->type) && (pItem->pVar.nLen > pTagsSchema->bytes * TSDB_NCHAR_SIZE)) {
       return invalidOperationMsg(pMsg, msg14);
     }
-    
     pAlterSQL->tagData.data = calloc(1, pTagsSchema->bytes * TSDB_NCHAR_SIZE + VARSTR_HEADER_SIZE);
 
     if (tVariantDump(&pItem->pVar, pAlterSQL->tagData.data, pTagsSchema->type, true) != TSDB_CODE_SUCCESS) {