diff --git a/test/functional/wikis_controller_test.rb b/test/functional/wikis_controller_test.rb
index 6809eaa..69c6328 100644
--- a/test/functional/wikis_controller_test.rb
+++ b/test/functional/wikis_controller_test.rb
@@ -51,7 +51,7 @@ class WikisControllerTest < ActionController::TestCase
     end
 
     assert_include 'errorExplanation', response.body
-    assert_include 'Start page can&#x27;t be blank', response.body
+    assert_include "Start page #{ESCAPED_CANT} be blank", response.body
   end
 
   def test_update