diff --git a/partner-sc.js b/partner-sc.js
index fd22138..a523632 100644
--- a/partner-sc.js
+++ b/partner-sc.js
@@ -169,7 +169,7 @@ function saveTokenToMongoDb(result) {
         return;
     }
 
-    data = prepareResultData(result);
+    var data = prepareResultData(result);
 
     try {
         mongodb.collection(config.mongodbstruk.collection).insertOne(data);