diff --git a/test/functional/wiki_controller_test.rb b/test/functional/wiki_controller_test.rb
index a1ef6a1b6..2af8830d9 100644
--- a/test/functional/wiki_controller_test.rb
+++ b/test/functional/wiki_controller_test.rb
@@ -53,7 +53,7 @@ class WikiControllerTest < ActionController::TestCase
     assert_tag :tag => 'h1', :content => /Another page/
     # Included page with an inline image
     assert_tag :tag => 'p', :content => /This is an inline image/
-    assert_tag :tag => 'img', :attributes => { :src => '/attachments/download/3',
+    assert_tag :tag => 'img', :attributes => { :src => '/attachments/download/3/logo.gif',
                                                :alt => 'This is a logo' }
   end