diff --git a/Gemfile b/Gemfile
index 31a4bcf..c2cf3ff 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@ source "https://rubygems.org"
 ruby '2.6.5'
 
 group :development do
-  gem 'rake', '~> 10.0'
+  gem 'rake', '~> 12.3'
   gem 'jekyll', '~> 2.0'
   gem 'octopress-hooks', '~> 2.2'
   gem 'octopress-date-format', '~> 2.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 2953c17..86f3221 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,7 +75,7 @@ GEM
     rack (1.6.13)
     rack-protection (1.5.5)
       rack
-    rake (10.5.0)
+    rake (12.3.3)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -111,7 +111,7 @@ DEPENDENCIES
   jekyll-sitemap
   octopress-date-format (~> 2.0)
   octopress-hooks (~> 2.2)
-  rake (~> 10.0)
+  rake (~> 12.3)
   rb-fsevent (~> 0.9)
   rdiscount (~> 2.0)
   rubypants (~> 0.2.0)