diff --git a/log.go b/log.go
index 0dfc3b9..cc9ad60 100644
--- a/log.go
+++ b/log.go
@@ -8,9 +8,9 @@ import (
 	"go.uber.org/zap"
 )
 
-var logger *zap.SugaredLogger
+var logger *zap.Logger
 
-func Logger() *zap.SugaredLogger {
+func Logger() *zap.Logger {
 	if nil == logger {
 		log.Panicf("Initialize Logger first to use Logger")
 	}
@@ -31,15 +31,15 @@ func InitializeLogger(configPath string) error {
 		if _logger, err = zap.NewDevelopment(); nil != err {
 			return err
 		}
-		logger = _logger.Sugar()
-		logger.Infof("Logger has been initialized as development mode")
+		logger = _logger
+		logger.Info("Logger has been initialized as development mode")
 		return nil
 	}
 
 	if _logger, err = cfg.Build(); nil != err {
 		return err
 	}
-	logger = _logger.Sugar()
+	logger = _logger
 
 	return nil
 }