diff --git a/src/js/control-bar/mute-toggle.js b/src/js/control-bar/mute-toggle.js
index aafedcaec..8a1f96d7d 100644
--- a/src/js/control-bar/mute-toggle.js
+++ b/src/js/control-bar/mute-toggle.js
@@ -12,11 +12,11 @@ vjs.MuteToggle = vjs.Button.extend({
     player.on('volumechange', vjs.bind(this, this.update));
 
     // hide mute toggle if the current tech doesn't support volume control
-    if (player.tech && player.tech.features && player.tech.features.volumeControl === false) {
+    if (player.tech && player.tech.features && player.tech.features['volumeControl'] === false) {
       this.addClass('vjs-hidden');
     }
     player.on('loadstart', vjs.bind(this, function(){
-      if (player.tech.features && player.tech.features.volumeControl === false) {
+      if (player.tech.features && player.tech.features['volumeControl'] === false) {
         this.addClass('vjs-hidden');
       } else {
         this.removeClass('vjs-hidden');
@@ -66,4 +66,4 @@ vjs.MuteToggle.prototype.update = function(){
     vjs.removeClass(this.el_, 'vjs-vol-'+i);
   }
   vjs.addClass(this.el_, 'vjs-vol-'+level);
-};
\ No newline at end of file
+};
diff --git a/src/js/control-bar/volume-control.js b/src/js/control-bar/volume-control.js
index 86bc5b617..db7b9ebd9 100644
--- a/src/js/control-bar/volume-control.js
+++ b/src/js/control-bar/volume-control.js
@@ -10,11 +10,11 @@ vjs.VolumeControl = vjs.Component.extend({
     vjs.Component.call(this, player, options);
 
     // hide volume controls when they're not supported by the current tech
-    if (player.tech && player.tech.features && player.tech.features.volumeControl === false) {
+    if (player.tech && player.tech.features && player.tech.features['volumeControl'] === false) {
       this.addClass('vjs-hidden');
     }
     player.on('loadstart', vjs.bind(this, function(){
-      if (player.tech.features && player.tech.features.volumeControl === false) {
+      if (player.tech.features && player.tech.features['volumeControl'] === false) {
         this.addClass('vjs-hidden');
       } else {
         this.removeClass('vjs-hidden');
@@ -131,4 +131,4 @@ vjs.VolumeLevel.prototype.createEl = function(){
    return vjs.SliderHandle.prototype.createEl.call(this, 'div', {
      className: 'vjs-volume-handle'
    });
- };
\ No newline at end of file
+ };
diff --git a/src/js/media/html5.js b/src/js/media/html5.js
index b12870281..c9bff000c 100644
--- a/src/js/media/html5.js
+++ b/src/js/media/html5.js
@@ -13,13 +13,13 @@ vjs.Html5 = vjs.MediaTechController.extend({
   /** @constructor */
   init: function(player, options, ready){
     // volume cannot be changed from 1 on iOS
-    this.features.volumeControl = vjs.Html5.canControlVolume();
+    this.features['volumeControl'] = vjs.Html5.canControlVolume();
 
     // In iOS, if you move a video element in the DOM, it breaks video playback.
-    this.features.movingMediaElementInDOM = !vjs.IS_IOS;
+    this.features['movingMediaElementInDOM'] = !vjs.IS_IOS;
 
     // HTML video is able to automatically resize when going to fullscreen
-    this.features.fullscreenResize = true;
+    this.features['fullscreenResize'] = true;
 
     vjs.MediaTechController.call(this, player, options, ready);
 
@@ -72,7 +72,7 @@ vjs.Html5.prototype.createEl = function(){
   // Check if this browser supports moving the element into the box.
   // On the iPhone video will break if you move the element,
   // So we have to create a brand new element.
-  if (!el || this.features.movingMediaElementInDOM === false) {
+  if (!el || this.features['movingMediaElementInDOM'] === false) {
 
     // If the original tag is still there, remove it.
     if (el) {
diff --git a/src/js/media/media.js b/src/js/media/media.js
index 371576952..7565abc3d 100644
--- a/src/js/media/media.js
+++ b/src/js/media/media.js
@@ -154,15 +154,15 @@ vjs.MediaTechController.prototype.onTap = function(){
 };
 
 vjs.MediaTechController.prototype.features = {
-  volumeControl: true,
+  'volumeControl': true,
 
   // Resizing plugins using request fullscreen reloads the plugin
-  fullscreenResize: false,
+  'fullscreenResize': false,
 
   // Optional events that we can manually mimic with timers
   // currently not triggered by video-js-swf
-  progressEvents: false,
-  timeupdateEvents: false
+  'progressEvents': false,
+  'timeupdateEvents': false
 };
 
 vjs.media = {};
diff --git a/src/js/player.js b/src/js/player.js
index 9f9c0e371..1799f5b57 100644
--- a/src/js/player.js
+++ b/src/js/player.js
@@ -235,12 +235,12 @@ vjs.Player.prototype.loadTech = function(techName, source){
     this.player_.triggerReady();
 
     // Manually track progress in cases where the browser/flash player doesn't report it.
-    if (!this.features.progressEvents) {
+    if (!this.features['progressEvents']) {
       this.player_.manualProgressOn();
     }
 
     // Manually track timeudpates in cases where the browser/flash player doesn't report it.
-    if (!this.features.timeupdateEvents) {
+    if (!this.features['timeupdateEvents']) {
       this.player_.manualTimeUpdatesOn();
     }
   };
@@ -305,7 +305,7 @@ vjs.Player.prototype.manualProgressOn = function(){
   this.tech.one('progress', function(){
 
     // Update known progress support for this playback technology
-    this.features.progressEvents = true;
+    this.features['progressEvents'] = true;
 
     // Turn off manual progress tracking
     this.player_.manualProgressOff();
@@ -344,7 +344,7 @@ vjs.Player.prototype.manualTimeUpdatesOn = function(){
   // Watch for native timeupdate event
   this.tech.one('timeupdate', function(){
     // Update known progress support for this playback technology
-    this.features.timeupdateEvents = true;
+    this.features['timeupdateEvents'] = true;
     // Turn off manual progress tracking
     this.player_.manualTimeUpdatesOff();
   });
diff --git a/test/unit/controls.js b/test/unit/controls.js
index e34e81044..30cdd95c2 100644
--- a/test/unit/controls.js
+++ b/test/unit/controls.js
@@ -11,7 +11,7 @@ test('should hide volume control if it\'s not supported', function(){
     ready: noop,
     tech: {
       features: {
-        volumeControl: false
+        'volumeControl': false
       }
     },
     volume: function(){},
@@ -43,7 +43,7 @@ test('should test and toggle volume control on `loadstart`', function(){
     },
     tech: {
       features: {
-        volumeControl: true
+        'volumeControl': true
       }
     }
   };
@@ -56,7 +56,7 @@ test('should test and toggle volume control on `loadstart`', function(){
   ok(muteToggle.el().className.indexOf('vjs-hidden') < 0,
      'muteToggle is hidden initially');
 
-  player.tech.features.volumeControl = false;
+  player.tech.features['volumeControl'] = false;
   for (i = 0; i < listeners.length; i++) {
     listeners[i]();
   }
@@ -66,7 +66,7 @@ test('should test and toggle volume control on `loadstart`', function(){
   ok(muteToggle.el().className.indexOf('vjs-hidden') >= 0,
      'muteToggle does not hide itself');
 
-  player.tech.features.volumeControl = true;
+  player.tech.features['volumeControl'] = true;
   for (i = 0; i < listeners.length; i++) {
     listeners[i]();
   }