Manifest.txt in rubygems-update-3.0.5 vs Manifest.txt in rubygems-update-3.0.6

@@ -305,9 +305,10 @@
 lib/rubygems/commands/uninstall_command.rb
 lib/rubygems/commands/unpack_command.rb
 lib/rubygems/commands/update_command.rb
 lib/rubygems/commands/which_command.rb
 lib/rubygems/commands/yank_command.rb
+lib/rubygems/compatibility.rb
 lib/rubygems/config_file.rb
 lib/rubygems/core_ext/kernel_gem.rb
 lib/rubygems/core_ext/kernel_require.rb
 lib/rubygems/core_ext/kernel_warn.rb
 lib/rubygems/defaults.rb