diff --git a/source/dnode/mnode/impl/src/mndPerfSchema.c b/source/dnode/mnode/impl/src/mndPerfSchema.c
index 8ff9f8f27e..da5e201c05 100644
--- a/source/dnode/mnode/impl/src/mndPerfSchema.c
+++ b/source/dnode/mnode/impl/src/mndPerfSchema.c
@@ -42,7 +42,7 @@ int32_t mndPerfsInitMeta(SHashObj *hash) {
   int32_t       code = 0;
   STableMetaRsp meta = {0};
 
-  tstrncpy(meta.dbFName, TSDB_INFORMATION_SCHEMA_DB, sizeof(meta.dbFName));
+  tstrncpy(meta.dbFName, TSDB_PERFORMANCE_SCHEMA_DB, sizeof(meta.dbFName));
   meta.tableType = TSDB_SYSTEM_TABLE;
   meta.sversion = 1;
   meta.tversion = 1;
diff --git a/source/libs/qcom/src/querymsg.c b/source/libs/qcom/src/querymsg.c
index 207bd91bd9..b5b660a51b 100644
--- a/source/libs/qcom/src/querymsg.c
+++ b/source/libs/qcom/src/querymsg.c
@@ -574,7 +574,7 @@ int32_t queryProcessTableMetaRsp(void *output, char *msg, int32_t msgSize) {
     goto PROCESS_META_OVER;
   }
 
-  if (0 != strcmp(metaRsp.dbFName, TSDB_INFORMATION_SCHEMA_DB) &&
+  if (!IS_SYS_DBNAME(metaRsp.dbFName) &&
       !tIsValidSchema(metaRsp.pSchemas, metaRsp.numOfColumns, metaRsp.numOfTags)) {
     code = TSDB_CODE_TSC_INVALID_VALUE;
     goto PROCESS_META_OVER;