diff --git a/Gemfile b/Gemfile
index c28eb4e..f97489c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gem 'mime-types', '~> 1.16'
 gem 'nanoc', '~> 3.7.3'
 gem 'nokogiri'
 gem 'pygments.rb'
-gem 'rake', '~> 0.9.2'
+gem 'rake', '~> 12.3.3'
 gem 'yajl-ruby'
 
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index 32db997..a4f1bf5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,7 +18,7 @@ GEM
     pygments.rb (1.2.1)
       multi_json (>= 1.0.0)
     rack (2.0.8)
-    rake (0.9.6)
+    rake (12.3.3)
     yajl-ruby (1.4.1)
 
 PLATFORMS
@@ -34,7 +34,7 @@ DEPENDENCIES
   nanoc (~> 3.7.3)
   nokogiri
   pygments.rb
-  rake (~> 0.9.2)
+  rake (~> 12.3.3)
   yajl-ruby
 
 BUNDLED WITH