diff --git a/Gopkg.lock b/Gopkg.lock
index 487018d..48b78c9 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -11,13 +11,13 @@
   branch = "master"
   name = "git.loafle.net/overflow/log-go"
   packages = ["."]
-  revision = "93f396a4335da70aac4dfa146bebba323424b157"
+  revision = "db46df21338e4bf16f20bfe3bf6a4ea5aa222fc8"
 
 [[projects]]
   branch = "master"
   name = "git.loafle.net/overflow/util-go"
   packages = ["ctx"]
-  revision = "c6e5aef1a08d21290038e1dfd4d532d1770fce04"
+  revision = "01cc315e25b38331c0a366d8025600ed4e297e8e"
 
 [[projects]]
   name = "github.com/BurntSushi/toml"
@@ -91,6 +91,6 @@
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "5a46d6beb0750003f59e9f3c34fcaedb4ae836d2a8a46d111ea62059d4d08480"
+  inputs-digest = "4bb51631715d15c06b7ed024bca6e2d3bc3b6aea3a8f3b69802d87e3a78d20f3"
   solver-name = "gps-cdcl"
   solver-version = 1
diff --git a/socket/web/server.go b/socket/web/server.go
index fd13ec8..9fafd77 100644
--- a/socket/web/server.go
+++ b/socket/web/server.go
@@ -67,7 +67,7 @@ func (s *Server) ListenAndServe() error {
 	}
 
 	if err = s.ServerHandler.Init(s.ctx); nil != err {
-		olog.Logger().Errorf("%s Init has been failed %v", s.logHeader(), err)
+		olog.Logger().Error(fmt.Sprintf("%s Init has been failed %v", s.logHeader(), err))
 		return err
 	}
 
@@ -115,13 +115,13 @@ func (s *Server) handleServer(listener net.Listener) error {
 		}
 		s.ServerHandler.OnStop(s.ctx)
 
-		olog.Logger().Infof("%s Stopped", s.logHeader())
+		olog.Logger().Info(fmt.Sprintf("%s Stopped", s.logHeader()))
 
 		s.stopWg.Done()
 	}()
 
 	if err = s.ServerHandler.OnStart(s.ctx); nil != err {
-		olog.Logger().Errorf("%s OnStart has been failed %v", s.logHeader(), err)
+		olog.Logger().Error(fmt.Sprintf("%s OnStart has been failed %v", s.logHeader(), err))
 		return err
 	}
 
@@ -136,7 +136,7 @@ func (s *Server) handleServer(listener net.Listener) error {
 		hsCloseChan <- nil
 	}()
 
-	olog.Logger().Infof("%s Started", s.logHeader())
+	olog.Logger().Info(fmt.Sprintf("%s Started", s.logHeader()))
 
 	select {
 	case err, _ := <-hsCloseChan:
@@ -162,7 +162,7 @@ func (s *Server) httpHandler(ctx *fasthttp.RequestCtx) {
 	if 0 < s.ServerHandler.GetConcurrency() {
 		sz := s.srw.ConnectionSize()
 		if sz >= s.ServerHandler.GetConcurrency() {
-			olog.Logger().Warnf("%s max connections size %d, refuse", s.logHeader(), sz)
+			olog.Logger().Warn(fmt.Sprintf("%s max connections size %d, refuse", s.logHeader(), sz))
 			s.onError(ctx, fasthttp.StatusServiceUnavailable, err)
 			return
 		}