diff --git a/batch/job_canceller.js b/batch/job_canceller.js
index e4731a2c..888a993c 100644
--- a/batch/job_canceller.js
+++ b/batch/job_canceller.js
@@ -2,8 +2,7 @@
 
 var PSQL = require('cartodb-psql');
 
-function JobCanceller(userDatabaseMetadataService) {
-    this.userDatabaseMetadataService = userDatabaseMetadataService;
+function JobCanceller() {
 }
 
 module.exports = JobCanceller;