diff --git a/KNOWNBUGS.rb b/KNOWNBUGS.rb
index b97a08d928..2859e1128d 100644
--- a/KNOWNBUGS.rb
+++ b/KNOWNBUGS.rb
@@ -3,3 +3,14 @@
 # So all tests will cause failure.
 #
 
+assert_normal_exit %q{
+  open("tst-remove-load.rb", "w") {|f|
+    f << <<'End'
+module Kernel
+  remove_method :load
+end
+raise
+End
+  }
+  load "tst-remove-load.rb"
+}, '[ruby-dev:40234] [ruby-core:27959]'