diff --git a/test/unit/layout.js b/test/unit/layout.js
index ec24d57c5..219ec0eef 100644
--- a/test/unit/layout.js
+++ b/test/unit/layout.js
@@ -160,7 +160,7 @@ describe('MaterialLayout', function () {
     });
 
     afterEach(function() {
-      MaterialLayoutmatchMedia_ = this.originalMatchMedia;
+      MaterialLayout.matchMedia_ = this.originalMatchMedia;
     });
 
     it('should have attribute aria-hidden="true"', function () {