diff --git a/userinput.gemspec b/userinput.gemspec
index 1d95a6d..773c47f 100644
--- a/userinput.gemspec
+++ b/userinput.gemspec
@@ -15,7 +15,7 @@ Gem::Specification.new do |s|
 
   s.add_development_dependency 'rubocop', '~> 0.29.0'
   s.add_development_dependency 'rake', '~> 10.4.0'
-  s.add_development_dependency 'coveralls', '~> 0.7.1'
+  s.add_development_dependency 'coveralls', '~> 0.8.0'
   s.add_development_dependency 'rspec', '~> 3.2.0'
   s.add_development_dependency 'fuubar', '~> 2.0.0'
 end