diff --git a/Gemfile.lock b/Gemfile.lock
index 2f0bf05..a8a6f4f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,7 +76,7 @@ GEM
     powerpack (0.1.2)
     rainbow (2.2.2)
       rake
-    rake (10.5.0)
+    rake (13.0.1)
     rubocop (0.50.0)
       parallel (~> 1.10)
       parser (>= 2.3.3.1, < 3.0)
@@ -108,7 +108,7 @@ DEPENDENCIES
   colorize
   gli (~> 2.16)
   plist
-  rake (~> 10.0)
+  rake (~> 13.0)
   rubocop (~> 0.50.0)
 
 BUNDLED WITH
diff --git a/big_resources.gemspec b/big_resources.gemspec
index 07fcd14..c7211dc 100644
--- a/big_resources.gemspec
+++ b/big_resources.gemspec
@@ -37,7 +37,7 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency "chunky_png"
 
   spec.add_development_dependency "bundler"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "gli", "~> 2.16"
   spec.add_development_dependency "cocoapods"
   spec.add_development_dependency "plist"