diff --git a/server/conn.go b/server/conn.go
index adaca08dcdfff..54cdc1225f69f 100644
--- a/server/conn.go
+++ b/server/conn.go
@@ -708,7 +708,8 @@ func (cc *clientConn) Run(ctx context.Context) {
 				metrics.CriticalErrorCounter.Add(1)
 				logutil.Logger(ctx).Fatal("critical error, stop the server", zap.Error(err))
 			}
-			logutil.Logger(ctx).Warn("dispatch error",
+
+			logutil.Logger(ctx).Error("dispatch error",
 				zap.String("connInfo", cc.String()),
 				zap.String("command", mysql.Command2Str[data[0]]),
 				zap.String("status", cc.SessionStatusToString()),