diff --git a/cmd/openolt-adapter/common.go b/cmd/openolt-adapter/common.go
index 3dead9d..c12b743 100644
--- a/cmd/openolt-adapter/common.go
+++ b/cmd/openolt-adapter/common.go
@@ -26,7 +26,7 @@
 func init() {
 	// Setup this package so that it's log level can be modified at run time
 	var err error
-	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{"pkg": "main"})
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
 	if err != nil {
 		panic(err)
 	}