diff --git a/public/initializer.js b/public/initializer.js
index d9fbc47..20b50d8 100644
--- a/public/initializer.js
+++ b/public/initializer.js
@@ -5,6 +5,9 @@ var dependencies = [
 
 
 modulejs.define('Initializer', dependencies, function(cp, es) {
+  'use strict';
+
+
   return {
     init: function() {
       if( cp.isControlPanel() ) {
diff --git a/public/lib/auto-complete.js b/public/lib/auto-complete.js
index 0db1ac3..f96c04b 100644
--- a/public/lib/auto-complete.js
+++ b/public/lib/auto-complete.js
@@ -1,4 +1,7 @@
 modulejs.define('AutoComplete', ['jquery'], function($) {
+  'use strict';
+
+
   function get_hidden_description_field(autocomplete_field, klass) {
     var field = $(autocomplete_field);
     field = field.parent().parent().find(klass);
diff --git a/public/lib/noosfero-root.js b/public/lib/noosfero-root.js
index 80eb793..cd3c8bf 100644
--- a/public/lib/noosfero-root.js
+++ b/public/lib/noosfero-root.js
@@ -1,8 +1,12 @@
 modulejs.define('NoosferoRoot', function() {
+  'use strict';
+
+
   function url_with_subdirectory(url) {
     return noosfero_root() + url;
   }
 
+
   return {
     urlWithSubDirectory: url_with_subdirectory
   }
diff --git a/public/lib/select-element.js b/public/lib/select-element.js
index 8f0691a..26880ae 100644
--- a/public/lib/select-element.js
+++ b/public/lib/select-element.js
@@ -1,4 +1,7 @@
 modulejs.define('SelectElement', function() {
+  'use strict';
+
+
   function SelectElement(name, id) {
     this.select = document.createElement("select");
   }
diff --git a/public/views/control-panel.js b/public/views/control-panel.js
index deb2910..b3cabdb 100644
--- a/public/views/control-panel.js
+++ b/public/views/control-panel.js
@@ -1,4 +1,6 @@
 modulejs.define('ControlPanel', ['jquery'], function($) {
+  'use strict';
+
   function hide_infos(){
     $(".language-info").hide();
     $(".database-info").hide();
diff --git a/public/views/edit-software.js b/public/views/edit-software.js
index 022d37b..d920747 100644
--- a/public/views/edit-software.js
+++ b/public/views/edit-software.js
@@ -1,4 +1,6 @@
 modulejs.define('EditSoftware', ['jquery', 'NoosferoRoot', 'AutoComplete'], function($, NoosferoRoot, AutoComplete) {
+  'use strict';
+
   var AJAX_URL = {
     get_field_data:
       NoosferoRoot.urlWithSubDirectory("/plugin/software_communities/get_field_data"),
@@ -70,7 +72,7 @@ modulejs.define('EditSoftware', ['jquery', 'NoosferoRoot', 'AutoComplete'], func
 
 
   function display_another_license_fields(selected) {
-    if( selected == "Another" ) {
+    if( selected === "Another" ) {
       $("#another_license").removeClass("hide-field");
       $("#version_link").addClass("hide-field");
       console.log($("#version_link"));
--
libgit2 0.21.2