diff --git a/modules/mdb/back/methods/mdbApp/unlock.js b/modules/mdb/back/methods/mdbApp/unlock.js
index 9c0470c58..bf09a4493 100644
--- a/modules/mdb/back/methods/mdbApp/unlock.js
+++ b/modules/mdb/back/methods/mdbApp/unlock.js
@@ -31,11 +31,6 @@ module.exports = Self => {
         if (typeof options == 'object')
             Object.assign(myOptions, options);
 
-        if (!myOptions.transaction) {
-            tx = await Self.beginTransaction({});
-            myOptions.transaction = tx;
-        }
-
         try {
             const mdbApp = await models.MdbApp.findById(appName, null, myOptions);
             const updatedMdbApp = await mdbApp.updateAttributes({