diff --git a/src/modules/sub/utils.js b/src/modules/sub/utils.js
index 8b076885..e32c5ca5 100644
--- a/src/modules/sub/utils.js
+++ b/src/modules/sub/utils.js
@@ -88,7 +88,6 @@ export function checkJSONPost(obj) {
     try {
         let objKeys = Object.keys(obj);
         if (objKeys.length < 8) {
-            let objKeys = Object.keys(obj);
             let defKeys = Object.keys(def);
             for (let i in objKeys) {
                 if (defKeys.includes(objKeys[i])) {