@ -3,7 +3,7 @@ source 'https://ruby.taobao.org/'
unless RUBY_PLATFORM =~ /w32/
# unix-like only
gem 'iconv'
gem "rmagick", ">= 2.0.0"
gem "rmagick", "= 2.13.1" ## centos yum install ImageMagick-devel
gem 'certified'
end