diff --git a/we-call.gemspec b/we-call.gemspec
index 78291a8..1601c67 100644
--- a/we-call.gemspec
+++ b/we-call.gemspec
@@ -28,7 +28,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "appraisal", "~> 2.0"
   spec.add_development_dependency "coveralls", '~> 0.7'
   spec.add_development_dependency "bundler", "~> 1.14"
-  spec.add_development_dependency "rake", "~> 12.0"
+  spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "rails", ">= 4.2"
   spec.add_development_dependency "rspec", "~> 3.5"
   spec.add_development_dependency "simplecov", '~> 0.15'