diff --git a/Gemfile b/Gemfile
index 21bab84..66283b3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -22,7 +22,7 @@ end
 
 group :development, :test do
   gem 'gh_contributors'
-  gem 'rake', '~> 10.3'
+  gem 'rake', '~> 12.3'
   gem 'rspec'
   gem 'capybara'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index b78908c..8615cb7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -108,7 +108,7 @@ GEM
     rack-test (0.6.2)
       rack (>= 1.0)
     raindrops (0.13.0)
-    rake (10.3.1)
+    rake (12.3.3)
     rb-fsevent (0.9.4)
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)
@@ -159,7 +159,7 @@ DEPENDENCIES
   middleman (~> 3.3.2)
   middleman-livereload (~> 3.1.0)
   puma
-  rake (~> 10.3)
+  rake (~> 12.3)
   rspec
   tzinfo-data
   unicorn