diff --git a/test/test_timeout.rb b/test/test_timeout.rb
index b1a93a7..e900b10 100644
--- a/test/test_timeout.rb
+++ b/test/test_timeout.rb
@@ -108,7 +108,7 @@ def test_nested_timeout_which_error_bubbles_up
       raised_exception = e
     end
 
-    assert_equal 'inner message', e.message
+    assert_equal 'inner message', raised_exception.message
   end
 
   def test_cannot_convert_into_time_interval