diff --git a/Gemfile.lock b/Gemfile.lock
index c2947a4..77f5493 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
     ethon (0.7.1)
       ffi (>= 1.3.0)
     ffi (1.9.5)
-    rake (10.3.2)
+    rake (13.0.6)
     rspec (3.1.0)
       rspec-core (~> 3.1.0)
       rspec-expectations (~> 3.1.0)
@@ -33,5 +33,5 @@ PLATFORMS
 DEPENDENCIES
   bundler (~> 1.7)
   push_bot!
-  rake (~> 10.0)
+  rake (~> 13.0)
   rspec (~> 3.1)
diff --git a/push_bot.gemspec b/push_bot.gemspec
index 174bc49..36ffcf3 100644
--- a/push_bot.gemspec
+++ b/push_bot.gemspec
@@ -18,7 +18,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   spec.add_development_dependency 'bundler', '~> 1.7'
-  spec.add_development_dependency 'rake', '~> 10.0'
+  spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec', '~> 3.1'
   spec.add_runtime_dependency 'typhoeus', '~> 0.6'
 end