diff --git a/Gemfile b/Gemfile
index 863bd9d..e6d83c4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@
 source 'https://rubygems.org'
 
 gem 'pry', '~> 0.11.3'
-gem 'rubocop', '~> 0.56.0'
+gem 'rubocop', '~> 1.18.4'
 
 gem 'capistrano', '~> 3.10.2'
 gem 'capistrano-rails', '~> 1.3.1'
diff --git a/Gemfile.lock b/Gemfile.lock
index dc51af9..ee24efb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
       tzinfo (~> 1.1)
     airbrussh (1.3.0)
       sshkit (>= 1.6.1, != 1.7.0)
-    ast (2.4.0)
+    ast (2.4.2)
     capistrano (3.10.2)
       airbrussh (>= 1.0.0)
       i18n
@@ -51,10 +51,9 @@ GEM
     net-ssh (4.2.0)
     nokogiri (1.8.2)
       mini_portile2 (~> 2.3.0)
-    parallel (1.12.1)
-    parser (2.5.1.0)
-      ast (~> 2.4.0)
-    powerpack (0.1.1)
+    parallel (1.20.1)
+    parser (3.0.2.0)
+      ast (~> 2.4.1)
     pry (0.11.3)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
@@ -63,16 +62,22 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    rubocop (0.56.0)
+    regexp_parser (2.1.1)
+    rexml (3.2.5)
+    rubocop (1.18.4)
       parallel (~> 1.10)
-      parser (>= 2.5)
-      powerpack (~> 0.1)
+      parser (>= 3.0.0.0)
       rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml
+      rubocop-ast (>= 1.8.0, < 2.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
+      unicode-display_width (>= 1.4.0, < 3.0)
+    rubocop-ast (1.8.0)
+      parser (>= 3.0.1.1)
     ruby-enum (0.7.2)
       i18n
-    ruby-progressbar (1.9.0)
+    ruby-progressbar (1.11.0)
     sass (3.5.6)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
@@ -84,7 +89,7 @@ GEM
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    unicode-display_width (1.3.2)
+    unicode-display_width (2.0.0)
 
 PLATFORMS
   ruby
@@ -96,7 +101,7 @@ DEPENDENCIES
   commonmarker (~> 0.17.9)
   graphql-docs (~> 1.4.0)
   pry (~> 0.11.3)
-  rubocop (~> 0.56.0)
+  rubocop (~> 1.18.4)
   sass (~> 3.5.6)
 
 BUNDLED WITH