diff --git a/server.go b/server.go
index 8474920..b3463aa 100644
--- a/server.go
+++ b/server.go
@@ -98,7 +98,7 @@ func handleServer(s *server) {
 		defer s.stopWg.Done()
 
 		if err := s.httpServer.Serve(s.listener); nil != err {
-			logging.Logger.Error(fmt.Sprintf("Server: Server err - %v", err))
+			logging.Logger().Error(fmt.Sprintf("Server: Server err - %v", err))
 		}
 	}()
 
@@ -150,7 +150,7 @@ func (s *server) handleError(ctx *fasthttp.RequestCtx, status int, reason error)
 func handleConnection(s *server, soc *Socket, socketHandler SocketHandler) {
 	defer s.stopWg.Done()
 
-	logging.Logger.Debug(fmt.Sprintf("Server: Client[%s] is connected.", soc.RemoteAddr()))
+	logging.Logger().Debug(fmt.Sprintf("Server: Client[%s] is connected.", soc.RemoteAddr()))
 	clientStopChan := make(chan struct{})
 	handleDoneChan := make(chan struct{})
 
@@ -163,7 +163,7 @@ func handleConnection(s *server, soc *Socket, socketHandler SocketHandler) {
 		<-handleDoneChan
 	case <-handleDoneChan:
 		close(clientStopChan)
-		logging.Logger.Debug(fmt.Sprintf("Server: Client[%s] is disconnected.", soc.RemoteAddr()))
+		logging.Logger().Debug(fmt.Sprintf("Server: Client[%s] is disconnected.", soc.RemoteAddr()))
 		soc.Close()
 	}
 }