diff --git a/popper.gemspec b/popper.gemspec
index 6a0def4..8822d30 100644
--- a/popper.gemspec
+++ b/popper.gemspec
@@ -27,6 +27,6 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'slack-notifier'
   spec.add_dependency 'thor'
   spec.add_dependency 'toml'
-  spec.add_development_dependency 'rake', '~> 10.0'
+  spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec'
 end