diff --git a/ChangeLog b/ChangeLog
index 97e0297be0..b3f23ce315 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Aug 28 23:28:57 2008  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* KNOWNBUGS.rb: add a test.  see [ruby-dev:36028]
+
 Thu Aug 28 21:43:05 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* win32/win32.c, include/ruby/win32.h (rb_w32_open): overlapped file
diff --git a/KNOWNBUGS.rb b/KNOWNBUGS.rb
index 39dc6a9b8b..3db710a73a 100644
--- a/KNOWNBUGS.rb
+++ b/KNOWNBUGS.rb
@@ -2,3 +2,14 @@
 # This test file concludes tests which point out known bugs.
 # So all tests will cause failure.
 #
+
+assert_equal 'ok', %q{
+  class Foo
+    define_method(:foo) do |&b|
+      b.call
+    end
+  end
+  Foo.new.foo do
+    break :ok
+  end
+}, '[ruby-dev:36028]'