diff --git a/plugins/c9.fs/mock/plugins/c9.dummy/architect_test.js b/plugins/c9.fs/mock/plugins/c9.dummy/architect_test.js
index 66a6fc14..5211ea9e 100644
--- a/plugins/c9.fs/mock/plugins/c9.dummy/architect_test.js
+++ b/plugins/c9.fs/mock/plugins/c9.dummy/architect_test.js
@@ -1,3 +1,5 @@
+"use blacklist";
+
 /**
  * Bogus plugin. Circularity ftw.
  */
@@ -13,8 +15,7 @@ define(function(require, exports, module) {
     function main(options, imports, register) {
         var Plugin = imports.Plugin;
         var ui = imports.ui;
-        imports.
-        
+
         /***** Initialization *****/
         
         var plugin = new Plugin("Ajax.org", main.consumes);
@@ -59,6 +60,6 @@ define(function(require, exports, module) {
         //register(null, { "myplugin" : plugin });
         register(null, { "myplugin" : {
             myfunc2: myfunc
-        });
+        }});
     }
 });
\ No newline at end of file
diff --git a/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_test.js b/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_test.js
index b413765a..a0a30dc1 100644
--- a/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_test.js
+++ b/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_test.js
@@ -34,6 +34,7 @@ if (typeof process !== "undefined") {
 
 define(function(require, exports, module) {
 "use strict";
+"use client";
 
 var EditSession = require("../edit_session").EditSession;
 var Tokenizer = require("../tokenizer").Tokenizer;
diff --git a/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_worker_test.js b/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_worker_test.js
index 5d61fc89..e8f58263 100644
--- a/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_worker_test.js
+++ b/plugins/c9.ide.plugins/mock/c9.ide.example3/modes/javascript_worker_test.js
@@ -34,6 +34,7 @@ if (typeof process !== "undefined") {
 
 define(function(require, exports, module) {
 "use strict";
+"use client";
 
 var assert = require("../test/assertions");
 var JavaScriptWorker = require("./javascript_worker").JavaScriptWorker;