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Diffstat (limited to 'arel.gemspec.erb')
-rw-r--r-- | arel.gemspec.erb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arel.gemspec.erb b/arel.gemspec.erb index f7ff99469c..58f07898d3 100644 --- a/arel.gemspec.erb +++ b/arel.gemspec.erb @@ -23,4 +23,5 @@ Gem::Specification.new do |s| s.add_development_dependency('minitest', '~> 5.4') s.add_development_dependency('rdoc', '~> 4.0') s.add_development_dependency('rake') + s.add_development_dependency('concurrent-ruby', '~> 1.0') end |