diff --git a/test/test_tracer.rb b/test/test_tracer.rb
index 2580205..aa7a819 100644
--- a/test/test_tracer.rb
+++ b/test/test_tracer.rb
@@ -14,7 +14,7 @@ class TestTracer < Test::Unit::TestCase
       else
         flunk 'unexpected output from `ruby -rtracer -e 1`'
       end
-      assert_equal "#0:-e:1::-: 1", lines[1]
+      assert_equal "#0:-e:1::-: 1", lines[-1]
     end
   end
 end