diff --git a/Gemfile b/Gemfile
index c6b851f..beda57b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ gem 'rails', '4.2.11.1'
 
 # NoMethodError: undefined method `last_comment' for #<Rake::Application:0x007ff8f19f9808>
 # http://stackoverflow.com/questions/35893584/nomethoderror-undefined-method-last-comment-after-upgrading-to-rake-11
-gem 'rake', '< 11.0'
+gem 'rake', '< 13.0'
 
 gem 'bootstrap-sass', '3.2.0.4'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 94f2fb5..4db947c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -184,7 +184,7 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     raindrops (0.19.1)
-    rake (10.5.0)
+    rake (12.3.3)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -272,7 +272,7 @@ DEPENDENCIES
   rack-mini-profiler
   rails (= 4.2.11.1)
   rails_12factor (= 0.0.2)
-  rake (< 11.0)
+  rake (< 13.0)
   rspec-rails (~> 3.3.0)
   sass-rails (~> 4.0.0)
   sdoc