diff --git a/utils/utils.go b/utils/utils.go
index e6df868..64e3a43 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -208,6 +208,7 @@ var (
 )
 
 func SendJSON(data interface{}, w http.ResponseWriter) error {
+	w.Header().Set("content-type", "application/json")
 	playerJson, err := json.Marshal(data)
 	if err != nil {
 		return err