diff --git a/test/attachment_test.rb b/test/attachment_test.rb
index cb87e1a2d..1a68d8697 100644
--- a/test/attachment_test.rb
+++ b/test/attachment_test.rb
@@ -703,7 +703,7 @@ def do_after_all; end
       now = Time.now
       Time.stubs(:now).returns(now)
       @dummy.avatar = @file
-      assert now, @dummy.avatar.updated_at
+      assert_equal now.to_i, @dummy.avatar.updated_at.to_i
     end
 
     should "return nil when reloaded and sent #avatar_updated_at" do