diff --git a/test/ruby/test_time_tz.rb b/test/ruby/test_time_tz.rb
index 6f3e05f4cc..736a3c16db 100644
--- a/test/ruby/test_time_tz.rb
+++ b/test/ruby/test_time_tz.rb
@@ -148,7 +148,7 @@ class TestTimeTZ < Test::Unit::TestCase
   def test_europe_brussels
     with_tz(tz="Europe/Brussels") {
       assert_time_constructor(tz, "1916-04-30 23:59:59 +0100", :local, [1916,4,30,23,59,59])
-      assert_time_constructor(tz, "1916-05-01 01:00:00 +0200", :local, [1916,5,1], "[ruby-core:30672]")
+      assert_time_constructor(tz, "1916-05-01 01:00:00 +0200", :local, [1916,5,1], "[ruby-core:30672] [Bug #3411]")
       assert_time_constructor(tz, "1916-05-01 01:59:59 +0200", :local, [1916,5,1,0,59,59])
       assert_time_constructor(tz, "1916-05-01 01:00:00 +0200", :local, [1916,5,1,1,0,0])
       assert_time_constructor(tz, "1916-05-01 01:59:59 +0200", :local, [1916,5,1,1,59,59])