diff --git a/lib/modules/ens/index.js b/lib/modules/ens/index.js
index 7329f04d..5339e6d0 100644
--- a/lib/modules/ens/index.js
+++ b/lib/modules/ens/index.js
@@ -33,7 +33,7 @@ class ENS {
     this.events.setCommandHandler("storage:ens:associate", this.associateStorageToEns.bind(this));
   }
 
-  setProviderAndRegisterDomains(cb = (()=>{})) {
+  setProviderAndRegisterDomains(cb = (() => {})) {
     const self = this;
     async.parallel([
       function getENSRegistry(paraCb) {