diff --git a/Gemfile.lock b/Gemfile.lock
index d9490bb..75043b1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
     diff-lcs (1.3)
     docile (1.3.2)
     json (2.2.0)
-    rake (10.5.0)
+    rake (13.0.1)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)
       rspec-expectations (~> 3.8.0)
@@ -35,7 +35,7 @@ PLATFORMS
 DEPENDENCIES
   RubyBoy!
   bundler (~> 2.0)
-  rake (~> 10.0)
+  rake (~> 13.0)
   rspec (~> 3.0)
   simplecov
 
diff --git a/rubyboy.gemspec b/rubyboy.gemspec
index 42301bf..57e42ae 100644
--- a/rubyboy.gemspec
+++ b/rubyboy.gemspec
@@ -26,7 +26,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_development_dependency "bundler", "~> 2.0"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency "simplecov"
 end