diff --git a/test/paper-input.html b/test/paper-input.html
index 6710271e..d25dd367 100644
--- a/test/paper-input.html
+++ b/test/paper-input.html
@@ -203,7 +203,7 @@
       test('error message is displayed', function() {
         var input = fixture('error');
         var errorDiv = getErrorDiv(input);
-        assert.notEqual(getComputedStyle(error).visibility, 'hidden', 'error is not visibility:hidden');
+        assert.notEqual(getComputedStyle(errorDiv).visibility, 'hidden', 'error is not visibility:hidden');
       });
 
       test('character counter is displayed', function(done) {