问ruby版本的Gitlab dpl问题

EN

 $ dpl --provider=heroku --app=$HEROKU_DEVELOPMENT_APP --api-key=$HEROKU_API_KEY --skip-cleanup
 Installing deploy dependencies
 ERROR:  Error installing dpl-heroku:
     faraday requires Ruby version >= 2.4.
 Successfully installed multipart-post-2.1.1
 Successfully installed ruby2_keywords-0.0.2
 /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require': cannot load such file -- dpl/provider/heroku (LoadError)
     from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
     from /var/lib/gems/2.3.0/gems/dpl-1.10.15/lib/dpl/provider.rb:93:in `rescue in block in new'
     from /var/lib/gems/2.3.0/gems/dpl-1.10.15/lib/dpl/provider.rb:68:in `block in new'
     from /var/lib/gems/2.3.0/gems/dpl-1.10.15/lib/dpl/cli.rb:41:in `fold'
     from /var/lib/gems/2.3.0/gems/dpl-1.10.15/lib/dpl/provider.rb:67:in `new'
     from /var/lib/gems/2.3.0/gems/dpl-1.10.15/lib/dpl/cli.rb:31:in `run'
     from /var/lib/gems/2.3.0/gems/dpl-1.10.15/lib/dpl/cli.rb:7:in `run'
     from /var/lib/gems/2.3.0/gems/dpl-1.10.15/bin/dpl:5:in `'
     from /usr/local/bin/dpl:22:in `load'
     from /usr/local/bin/dpl:22:in `'
 Running after_script
 00:01
 Running after script...
 $ echo "Job - $CI_JOB_NAME ended."
 Job - deploy_development ended.
 Cleaning up file based variables
 00:01
 ERROR: Job failed: exit code 1