diff --git a/Gemfile b/Gemfile
index d399346ed..11c26f977 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ group :default do
   if rack_version = ENV['RACK_VERSION']
     gem 'rack', rack_version
   else
-    gem 'rack', '~> 2.2'
+    gem 'rack', '~> 3.1'
   end
 end
 
@@ -12,5 +12,5 @@ group :development do
   gem 'appraisal', :require => nil
 end
 
-gem 'rake', '~> 13.2', :group => :test, :require => nil
+gem 'rake', '~> 13.3', :group => :test, :require => nil
 gem 'rspec', :group => :test
diff --git a/Gemfile.lock b/Gemfile.lock
index 0756ac2b7..5baec9c8e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,21 +6,21 @@ GEM
       rake
       thor (>= 0.14.0)
     diff-lcs (1.6.2)
-    rack (2.2.15)
-    rake (13.2.1)
-    rspec (3.13.0)
+    rack (3.1.15)
+    rake (13.3.0)
+    rspec (3.13.1)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
       rspec-mocks (~> 3.13.0)
-    rspec-core (3.13.3)
+    rspec-core (3.13.4)
       rspec-support (~> 3.13.0)
-    rspec-expectations (3.13.4)
+    rspec-expectations (3.13.5)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
-    rspec-mocks (3.13.4)
+    rspec-mocks (3.13.5)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
-    rspec-support (3.13.3)
+    rspec-support (3.13.4)
     thor (1.3.2)
 
 PLATFORMS
@@ -32,8 +32,8 @@ PLATFORMS
 
 DEPENDENCIES
   appraisal
-  rack (~> 2.2)
-  rake (~> 13.2)
+  rack (~> 3.1)
+  rake (~> 13.3)
   rspec
 
 BUNDLED WITH