diff --git a/Gemfile.lock b/Gemfile.lock
index 1ae8866..e4a0bf0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -34,7 +34,7 @@ GEM
       rack (>= 1.2, < 3)
     public_suffix (3.0.3)
     rack (2.0.6)
-    rake (10.5.0)
+    rake (13.0.1)
     safe_yaml (1.0.5)
     simplecov (0.16.1)
       docile (~> 1.1)
@@ -56,7 +56,7 @@ DEPENDENCIES
   minitest (~> 5.0)
   minitest-ci (~> 3.4.0)
   mocha (~> 1.8.0)
-  rake (~> 10.0)
+  rake (~> 13.0)
   simplecov (~> 0.16.1)
   vcr (~> 4.0.0)
   webmock (~> 3.5.1)
diff --git a/alexa-smapi.gemspec b/alexa-smapi.gemspec
index 9314812..868cd7f 100644
--- a/alexa-smapi.gemspec
+++ b/alexa-smapi.gemspec
@@ -37,7 +37,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_development_dependency "bundler", "~> 1.17"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "minitest", "~> 5.0"
   spec.add_development_dependency "simplecov", "~> 0.16.1"
   spec.add_development_dependency "mocha", "~> 1.8.0"