diff --git a/Gemfile b/Gemfile
index 07066da2..66befea6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 #gemspec :name => "jekyll"
-gem "rake", "~> 11.0"
+gem "rake", "~> 12.3"
 # Dependency of jekyll-mentions. RubyGems in Ruby 2.1 doesn't shield us from this.
 gem "activesupport", "~> 4.2", :groups => [:test_legacy, :site] if RUBY_VERSION < '2.2.2'
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index ab35c9a5..535087c7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -149,7 +149,7 @@ GEM
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.2.0)
     rainbow (3.0.0)
-    rake (11.3.0)
+    rake (12.3.3)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)
@@ -240,7 +240,7 @@ DEPENDENCIES
   pry
   pry-byebug
   pygments.rb (~> 0.6.0)
-  rake (~> 11.0)
+  rake (~> 12.3)
   rdiscount (~> 2.0)
   rdoc (~> 4.2)
   redcarpet (~> 3.2, >= 3.2.3)