diff --git a/Gemfile b/Gemfile
index 31a7e5c..3057dd3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
 gem 'vimrunner', '~> 0.3.1'
-gem 'rake',      '~> 10.3.2'
+gem 'rake',      '~> 12.3.3'
 gem 'rspec',     '~> 3.1.0'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index b7e2d1d..664180d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     diff-lcs (1.2.5)
-    rake (10.3.2)
+    rake (12.3.3)
     rspec (3.1.0)
       rspec-core (~> 3.1.0)
       rspec-expectations (~> 3.1.0)
@@ -21,6 +21,6 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  rake (~> 10.3.2)
+  rake (~> 12.3.3)
   rspec (~> 3.1.0)
   vimrunner (~> 0.3.1)