diff --git a/prorate.gemspec b/prorate.gemspec
index 0b6f855..0e18acb 100644
--- a/prorate.gemspec
+++ b/prorate.gemspec
@@ -34,5 +34,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency 'wetransfer_style', '3.0.1'
   spec.add_development_dependency 'yard', '~> 0.9'
-  spec.add_development_dependency 'pry', '~> 0.14.2'
+  spec.add_development_dependency 'pry', '~> 0.15.2'
 end