diff --git a/src/net/instaweb/rewriter/panel_loader.js b/src/net/instaweb/rewriter/panel_loader.js
index 4b987ec..639d6b9 100644
--- a/src/net/instaweb/rewriter/panel_loader.js
+++ b/src/net/instaweb/rewriter/panel_loader.js
@@ -198,7 +198,7 @@
     };
     window.pagespeed.deferJs.registerScriptTags(
         criticalScriptsDoneCallback, pagespeed.lastScriptIndexBeforePanelStub);
-    // TODO(ksimbili): Wait untill the high res Images are set before starting
+    // TODO(ksimbili): Wait until the high res Images are set before starting
     // the execution.
     window.pagespeed.deferJs.run();
   }
diff --git a/src/third_party/closure_library/closure/goog/testing/asynctestcase.js b/src/third_party/closure_library/closure/goog/testing/asynctestcase.js
index b915edd..794ba25 100644
--- a/src/third_party/closure_library/closure/goog/testing/asynctestcase.js
+++ b/src/third_party/closure_library/closure/goog/testing/asynctestcase.js
@@ -823,7 +823,7 @@
 
 
 /**
- * Sets up the test page and then waits untill the test case has been marked
+ * Sets up the test page and then waits until the test case has been marked
  * as ready before executing the tests.
  * @private
  */