diff --git a/Gemfile b/Gemfile
index d5e2a45b..d7778d55 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ gem 'appraisal', '2.2.0'
 gem 'bundler', '~> 1.1'
 gem 'pry'
 gem 'pry-byebug'
-gem 'rake', '12.1.0'
+gem 'rake', '12.3.0'
 gem 'rspec', '~> 3.6'
 gem 'zeus', require: false
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 83425b1e..d1abe310 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -19,7 +19,7 @@ GEM
       pry (~> 0.10)
     pygments.rb (1.1.1)
       multi_json (>= 1.0.0)
-    rake (12.1.0)
+    rake (12.3.0)
     redcarpet (3.4.0)
     rspec (3.6.0)
       rspec-core (~> 3.6.0)
@@ -49,11 +49,11 @@ DEPENDENCIES
   pry
   pry-byebug
   pygments.rb
-  rake (= 12.1.0)
+  rake (= 12.3.0)
   redcarpet
   rspec (~> 3.6)
   yard
   zeus
 
 BUNDLED WITH
-   1.16.0
+   1.16.1
diff --git a/gemfiles/4.2.gemfile b/gemfiles/4.2.gemfile
index 8bb462c0..63c210f5 100644
--- a/gemfiles/4.2.gemfile
+++ b/gemfiles/4.2.gemfile
@@ -6,7 +6,7 @@ gem "appraisal", "2.2.0"
 gem "bundler", "~> 1.1"
 gem "pry"
 gem "pry-byebug"
-gem "rake", "12.1.0"
+gem "rake", "12.3.0"
 gem "rspec", "~> 3.6"
 gem "zeus", require: false
 gem "yard"
diff --git a/gemfiles/4.2.gemfile.lock b/gemfiles/4.2.gemfile.lock
index 91b6b113..c5f1f39d 100644
--- a/gemfiles/4.2.gemfile.lock
+++ b/gemfiles/4.2.gemfile.lock
@@ -133,7 +133,7 @@ GEM
       activesupport (= 4.2.10)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.1.0)
+    rake (12.3.0)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
@@ -226,7 +226,7 @@ DEPENDENCIES
   pry-byebug
   pygments.rb
   rails (~> 4.2.9)
-  rake (= 12.1.0)
+  rake (= 12.3.0)
   redcarpet
   rspec (~> 3.6)
   rspec-rails (~> 3.6)
@@ -243,4 +243,4 @@ DEPENDENCIES
   zeus
 
 BUNDLED WITH
-   1.16.0
+   1.16.1
diff --git a/gemfiles/5.0.gemfile b/gemfiles/5.0.gemfile
index 3da1fbe3..50afd8c8 100644
--- a/gemfiles/5.0.gemfile
+++ b/gemfiles/5.0.gemfile
@@ -6,7 +6,7 @@ gem "appraisal", "2.2.0"
 gem "bundler", "~> 1.1"
 gem "pry"
 gem "pry-byebug"
-gem "rake", "12.1.0"
+gem "rake", "12.3.0"
 gem "rspec", "~> 3.6"
 gem "zeus", require: false
 gem "yard"
diff --git a/gemfiles/5.0.gemfile.lock b/gemfiles/5.0.gemfile.lock
index 36632a21..2b4dedd8 100644
--- a/gemfiles/5.0.gemfile.lock
+++ b/gemfiles/5.0.gemfile.lock
@@ -127,7 +127,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.1.0)
+    rake (12.3.0)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
@@ -219,7 +219,7 @@ DEPENDENCIES
   pygments.rb
   rails (~> 5.0.6)
   rails-controller-testing (>= 1.0.1)
-  rake (= 12.1.0)
+  rake (= 12.3.0)
   redcarpet
   rspec (~> 3.6)
   rspec-rails (~> 3.6)
@@ -235,4 +235,4 @@ DEPENDENCIES
   zeus
 
 BUNDLED WITH
-   1.16.0
+   1.16.1
diff --git a/gemfiles/5.1.gemfile b/gemfiles/5.1.gemfile
index 4b159353..9579b154 100644
--- a/gemfiles/5.1.gemfile
+++ b/gemfiles/5.1.gemfile
@@ -6,7 +6,7 @@ gem "appraisal", "2.2.0"
 gem "bundler", "~> 1.1"
 gem "pry"
 gem "pry-byebug"
-gem "rake", "12.1.0"
+gem "rake", "12.3.0"
 gem "rspec", "~> 3.6"
 gem "zeus", require: false
 gem "yard"
diff --git a/gemfiles/5.1.gemfile.lock b/gemfiles/5.1.gemfile.lock
index c99cdafc..6bd92714 100644
--- a/gemfiles/5.1.gemfile.lock
+++ b/gemfiles/5.1.gemfile.lock
@@ -137,7 +137,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.1.0)
+    rake (12.3.0)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
@@ -236,7 +236,7 @@ DEPENDENCIES
   pygments.rb
   rails (~> 5.1.4)
   rails-controller-testing (>= 1.0.1)
-  rake (= 12.1.0)
+  rake (= 12.3.0)
   redcarpet
   rspec (~> 3.6)
   rspec-rails (~> 3.6)
@@ -253,4 +253,4 @@ DEPENDENCIES
   zeus
 
 BUNDLED WITH
-   1.16.0
+   1.16.1