diff --git a/proxy/vmess/inbound/config_json.go b/proxy/vmess/inbound/config_json.go
index 767f0e52e..a6faf6ad5 100644
--- a/proxy/vmess/inbound/config_json.go
+++ b/proxy/vmess/inbound/config_json.go
@@ -21,7 +21,7 @@ func (this *DetourConfig) UnmarshalJSON(data []byte) error {
 	}
 	jsonConfig := new(JsonDetourConfig)
 	if err := json.Unmarshal(data, jsonConfig); err != nil {
-		return errors.New("VMessIn: Failed to parse detour config: " + err.Error())
+		return errors.New("VMess|Inbound: Failed to parse detour config: " + err.Error())
 	}
 	this.ToTag = jsonConfig.ToTag
 	return nil
@@ -33,7 +33,7 @@ func (this *FeaturesConfig) UnmarshalJSON(data []byte) error {
 	}
 	jsonConfig := new(JsonFeaturesConfig)
 	if err := json.Unmarshal(data, jsonConfig); err != nil {
-		return errors.New("VMessIn: Failed to parse features config: " + err.Error())
+		return errors.New("VMess|Inbound: Failed to parse features config: " + err.Error())
 	}
 	this.Detour = jsonConfig.Detour
 	return nil
@@ -46,7 +46,7 @@ func (this *DefaultConfig) UnmarshalJSON(data []byte) error {
 	}
 	jsonConfig := new(JsonDefaultConfig)
 	if err := json.Unmarshal(data, jsonConfig); err != nil {
-		return errors.New("VMessIn: Failed to parse default config: " + err.Error())
+		return errors.New("VMess|Inbound: Failed to parse default config: " + err.Error())
 	}
 	this.AlterIDs = jsonConfig.AlterIDs
 	if this.AlterIDs == 0 {
@@ -65,7 +65,7 @@ func (this *Config) UnmarshalJSON(data []byte) error {
 	}
 	jsonConfig := new(JsonConfig)
 	if err := json.Unmarshal(data, jsonConfig); err != nil {
-		return errors.New("VMessIn: Failed to parse config: " + err.Error())
+		return errors.New("VMess|Inbound: Failed to parse config: " + err.Error())
 	}
 	this.Features = jsonConfig.Features // Backward compatibility
 	this.Defaults = jsonConfig.Defaults