diff --git a/config/conf_loader.go b/config/conf_loader.go
index 8397953..9d1e1ee 100644
--- a/config/conf_loader.go
+++ b/config/conf_loader.go
@@ -26,7 +26,7 @@ import (
 func GetConfLoader() *onion.Onion {
 	logger := zerolog.New(os.Stdout).With().Timestamp().Logger()
 	AppName := GetAppName()
-	EnvPrefix := strings.ToUpper(AppName[0:2]+AppName[3:]) + "_"
+	EnvPrefix := strings.ToUpper(AppName[0:2] + AppName[3:])
 	defaultConfigFile := "/etc/oc/" + AppName[3:] + ".json"
 	localConfigFile := "./" + AppName[3:] + ".json"
 	var configFile string