diff --git a/src/LiveDevelopment/MultiBrowserImpl/protocol/remote/LiveDevProtocolRemote.js b/src/LiveDevelopment/MultiBrowserImpl/protocol/remote/LiveDevProtocolRemote.js
index 943dbe165bc..45884569edd 100644
--- a/src/LiveDevelopment/MultiBrowserImpl/protocol/remote/LiveDevProtocolRemote.js
+++ b/src/LiveDevelopment/MultiBrowserImpl/protocol/remote/LiveDevProtocolRemote.js
@@ -165,7 +165,7 @@
                 node;
 
             var head = window.document.getElementsByTagName('head')[0];
-            // create an style element to replace the one loaded with <link>
+            // create a style element to replace the one loaded with <link>
             var s = window.document.createElement('style');
             s.type = 'text/css';
             s.appendChild(window.document.createTextNode(msg.params.text));
diff --git a/src/extensions/default/MDNDocs/LICENSE b/src/extensions/default/MDNDocs/LICENSE
index efd5eebe0b0..7f9c8d76c0d 100644
--- a/src/extensions/default/MDNDocs/LICENSE
+++ b/src/extensions/default/MDNDocs/LICENSE
@@ -200,7 +200,7 @@ subject to and limited by the following restrictions:
     "French translation of the Work by Original Author," or "Screenplay
     based on original Work by Original Author"). The credit required by
     this Section 4 (b) may be implemented in any reasonable manner;
-    provided, however, that in the case of a Adaptation or Collection, at
+    provided, however, that in the case of an Adaptation or Collection, at
     a minimum such credit will appear, if a credit for all contributing
     authors of the Adaptation or Collection appears, then as part of these
     credits and in a manner at least as prominent as the credits for the
diff --git a/test/perf/OpenFile-perf-files/jquery.mobile-1.1.0.js b/test/perf/OpenFile-perf-files/jquery.mobile-1.1.0.js
index c12426c0aeb..98f1687ec01 100644
--- a/test/perf/OpenFile-perf-files/jquery.mobile-1.1.0.js
+++ b/test/perf/OpenFile-perf-files/jquery.mobile-1.1.0.js
@@ -2747,7 +2747,7 @@ $.mobile.transitionFallbacks = {};
 		setTimeout( setLastScroll, 100 );
 	};
 
-	// disable an scroll setting when a hashchange has been fired, this only works
+	// disable a scroll setting when a hashchange has been fired, this only works
 	// because the recording of the scroll position is delayed for 100ms after
 	// the browser might have changed the position because of the hashchange
 	$window.bind( $.support.pushState ? "popstate" : "hashchange", function() {