diff --git a/lib/pipeline/watch.js b/lib/pipeline/watch.js
index ca81ed379..6d028ddca 100644
--- a/lib/pipeline/watch.js
+++ b/lib/pipeline/watch.js
@@ -107,7 +107,7 @@ class Watch {
       if (contractsFolder.charAt(contractsFolder.length - 1) !== '/') {
         contractsFolder += '/';
       }
-      contractsConfig = [`${contractsFolder}**/contracts.json`, `${contractsFolder}**/contracts.js`]
+      contractsConfig = [`${contractsFolder}**/contracts.json`, `${contractsFolder}**/contracts.js`];
     }
     this.watchFiles(contractsConfig,
       function (eventName, path) {