diff --git a/Gemfile b/Gemfile
index 2a811fe..5a14ed9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ ruby "2.0.0"
 
 gem "sinatra", "~> 1.4.4", :require => "sinatra/base"
 gem "rack", "~> 1.5.2"
-gem "rake", "~> 10.1.0"
+gem "rake", "~> 12.3.3"
 
 group :development, :test do
   gem "debugger", "~> 1.6.2"
diff --git a/Gemfile.lock b/Gemfile.lock
index 57b63e0..04e95cb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
       rack
     rack-test (0.6.2)
       rack (>= 1.0)
-    rake (10.1.0)
+    rake (12.3.3)
     sinatra (1.4.4)
       rack (~> 1.4)
       rack-protection (~> 1.4)
@@ -27,5 +27,5 @@ DEPENDENCIES
   debugger (~> 1.6.2)
   rack (~> 1.5.2)
   rack-test (~> 0.6.2)
-  rake (~> 10.1.0)
+  rake (~> 12.3.3)
   sinatra (~> 1.4.4)