diff --git a/source/libs/parser/test/parAlterToBalanceTest.cpp b/source/libs/parser/test/parAlterToBalanceTest.cpp
index d137029a14..e1accde8ec 100644
--- a/source/libs/parser/test/parAlterToBalanceTest.cpp
+++ b/source/libs/parser/test/parAlterToBalanceTest.cpp
@@ -782,7 +782,7 @@ TEST_F(ParserInitialATest, alterTableSemanticCheck) {
   run("ALTER TABLE st1s1 DROP TAG tag1", TSDB_CODE_PAR_INVALID_ALTER_TABLE);
   run("ALTER TABLE st1s1 MODIFY TAG tag2 VARCHAR(30)", TSDB_CODE_PAR_INVALID_ALTER_TABLE);
   run("ALTER TABLE st1s1 RENAME TAG tag1 tag11", TSDB_CODE_PAR_INVALID_ALTER_TABLE);
-  run("ALTER TABLE st1s1 SET TAG tag2 =  '123456789012345678901'", TSDB_CODE_PAR_WRONG_VALUE_TYPE);
+  run("ALTER TABLE st1s1 SET TAG tag2 =  '123456789012345678901'", TSDB_CODE_PAR_VALUE_TOO_LONG);
 }
 
 /*