diff --git a/delaunator.gemspec b/delaunator.gemspec
index 807f0df..8671074 100644
--- a/delaunator.gemspec
+++ b/delaunator.gemspec
@@ -28,5 +28,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "bundler", "~> 2.0"
   spec.add_development_dependency "rake", "~> 13.2"
   spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "pry", "~> 0.15.2"
+  spec.add_development_dependency "pry", "~> 0.16.0"
 end