diff --git a/model/push_response.go b/model/push_response.go
index e6e8059bfc..f57d3f4ed0 100644
--- a/model/push_response.go
+++ b/model/push_response.go
@@ -37,8 +37,8 @@ func NewErrorPushResponse(message string) PushResponse {
 	return m
 }
 
-func (me *PushResponse) ToJson() string {
-	b, _ := json.Marshal(me)
+func (pr *PushResponse) ToJson() string {
+	b, _ := json.Marshal(pr)
 	return string(b)
 }