diff --git a/onfido.gemspec b/onfido.gemspec
index 9696e2e..ac2c78c 100644
--- a/onfido.gemspec
+++ b/onfido.gemspec
@@ -24,7 +24,7 @@ Gem::Specification.new do |spec|
   spec.required_ruby_version = ">= 2.2.0"
 
   spec.add_development_dependency 'bundler', '~> 2.0'
-  spec.add_development_dependency 'rake', '~> 12.0'
+  spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec', '~> 3.1'
   spec.add_development_dependency 'rspec-its', '~> 1.2'
   spec.add_development_dependency 'rubocop', '~> 0.57.0'