Issue recurring

When trying to install/update 1.5 I'm getting this error:

[!] There was an error parsing `Gemfile`: 
[!] There was an error parsing `Gemfile`: You cannot specify the same gem twice with different version requirements.
You specified: mocha (>= 1.4.0) and mocha (>= 0). Bundler cannot continue.

 #  from /usr/src/redmine/plugins/issue_recurring/Gemfile:3
 #  -------------------------------------------
 #    gem 'web-console'
 >    gem 'mocha'
 #  end
 #  -------------------------------------------
. Bundler cannot continue.

 #  from /usr/src/redmine/Gemfile:99
 #  -------------------------------------------
 #  Dir.glob File.expand_path("../plugins/*/{Gemfile,PluginGemfile}", __FILE__) do |file|
 >    eval_gemfile file
 #  end
 #  -------------------------------------------

[!] There was an error parsing `Gemfile`: 
[!] There was an error parsing `Gemfile`: You cannot specify the same gem twice with different version requirements.
You specified: mocha (>= 1.4.0) and mocha (>= 0). Bundler cannot continue.

 #  from /usr/src/redmine/plugins/issue_recurring/Gemfile:3
 #  -------------------------------------------
 #    gem 'web-console'
 >    gem 'mocha'
 #  end
 #  -------------------------------------------
. Bundler cannot continue.

 #  from /usr/src/redmine/Gemfile:99
 #  -------------------------------------------
 #  Dir.glob File.expand_path("../plugins/*/{Gemfile,PluginGemfile}", __FILE__) do |file|
 >    eval_gemfile file
 #  end
 #  -------------------------------------------
redmine-docker_app_1 exited with code 4

Redmine Version: 4.1.0.stable