diff --git a/lib/modules/console/index.js b/lib/modules/console/index.js
index 97fa303b..208b389a 100644
--- a/lib/modules/console/index.js
+++ b/lib/modules/console/index.js
@@ -77,7 +77,7 @@ class Console {
     this.events.emit('runcode:register', 'Web3', Web3, false);
     this.events.emit('runcode:register', 'EmbarkJS', EmbarkJS, false);
 
-    this.events.on('code-generator-ready', () => {
+    this.events.once('code-generator-ready', () => {
       if (this.ipc.connected) {
         return;
       }
diff --git a/test/console.js b/test/console.js
index dac075a7..f02d4a99 100644
--- a/test/console.js
+++ b/test/console.js
@@ -8,7 +8,7 @@ let version = require('../package.json').version;
 describe('embark.Console', function() {
   let ipc = new IPC({ipcRole: 'none'});
   let plugins = new Plugins({plugins: {}});
-  let events = {on: () => {}, setCommandHandler: () => {}, emit: () => {}};
+  let events = {once: () => {}, setCommandHandler: () => {}, emit: () => {}};
   let console = new Console({}, {plugins, version, ipc, events});
 
   describe('#executeCmd', function() {