diff --git a/.hound.yml b/.hound.yml
index cdf1016..39fc2a5 100644
--- a/.hound.yml
+++ b/.hound.yml
@@ -1,4 +1,6 @@
 fail_on_violations: true
 
-ruby:
+rubocop:
+  version: 0.72.0
   config_file: .rubocop.yml
+
diff --git a/.rubocop.yml b/.rubocop.yml
index bfbb3af..472e0f0 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,3 +1,7 @@
+require:
+  - rubocop-performance
+  - rubocop-rails
+
 # Stolen from https://gist.github.com/jhass/a5ae80d87f18e53e7b56
 AllCops:
   Exclude:
diff --git a/Gemfile b/Gemfile
index dc06bea..88893f0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -56,7 +56,9 @@ group :development do
   gem 'listen', '>= 3.0.5', '< 3.2'
   # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
   gem 'railroady'
-  gem 'rubocop'
+  gem 'rubocop', '0.72.0'
+  gem 'rubocop-performance'
+  gem 'rubocop-rails'
   gem 'solargraph'
   gem 'spring'
   gem 'spring-watcher-listen', '~> 2.0.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 0fee2e0..76af414 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -24,9 +24,9 @@ GEM
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    active_model_serializers (0.10.9)
-      actionpack (>= 4.1, < 6)
-      activemodel (>= 4.1, < 6)
+    active_model_serializers (0.10.10)
+      actionpack (>= 4.1, < 6.1)
+      activemodel (>= 4.1, < 6.1)
       case_transform (>= 0.2)
       jsonapi-renderer (>= 0.1.1.beta1, < 0.3)
     activejob (5.2.3)
@@ -49,44 +49,45 @@ GEM
       tzinfo (~> 1.1)
     arel (9.0.0)
     ast (2.4.0)
-    backport (0.3.0)
-    bcrypt (3.1.12)
-    bootsnap (1.4.2)
+    backport (1.1.2)
+    bcrypt (3.1.13)
+    bootsnap (1.4.5)
       msgpack (~> 1.0)
     builder (3.2.3)
     byebug (11.0.1)
     case_transform (0.2)
       activesupport
     concurrent-ruby (1.1.5)
-    coveralls (0.8.22)
+    coveralls (0.8.23)
       json (>= 1.8, < 3)
       simplecov (~> 0.16.1)
       term-ansicolor (~> 1.3)
-      thor (~> 0.19.4)
+      thor (>= 0.19.4, < 2.0)
       tins (~> 1.6)
     crass (1.0.4)
-    devise (4.6.2)
+    devise (4.7.1)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 6.0)
+      railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
-    devise_token_auth (1.1.0)
-      devise (> 3.5.2, < 4.7)
-      rails (>= 4.2.0, < 6)
+    devise_token_auth (1.1.2)
+      bcrypt (~> 3.0)
+      devise (> 3.5.2, < 5)
+      rails (>= 4.2.0, < 6.1)
     diff-lcs (1.3)
-    docile (1.3.1)
-    domain_name (0.5.20180417)
+    docile (1.3.2)
+    domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     erubi (1.8.0)
     factory_bot (5.0.2)
       activesupport (>= 4.2.0)
-    factory_bot_rails (5.0.1)
-      factory_bot (~> 5.0.0)
+    factory_bot_rails (5.0.2)
+      factory_bot (~> 5.0.2)
       railties (>= 4.2.0)
-    faker (1.9.3)
-      i18n (>= 0.7)
-    ffi (1.10.0)
+    faker (2.3.0)
+      i18n (~> 1.6.0)
+    ffi (1.11.1)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
     htmlentities (4.3.4)
@@ -95,13 +96,12 @@ GEM
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
     interactor (3.1.1)
-    interactor-rails (2.2.0)
+    interactor-rails (2.2.1)
       interactor (~> 3.0)
-      rails (>= 4.2, < 5.3)
-    jaro_winkler (1.5.2)
+      rails (>= 4.2)
+    jaro_winkler (1.5.3)
     json (2.2.0)
-    jsonapi-renderer (0.2.0)
-    kramdown (1.17.0)
+    jsonapi-renderer (0.2.2)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -111,29 +111,28 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    mailgun-ruby (1.1.11)
+    mailgun-ruby (1.2.0)
       rest-client (~> 2.0.2)
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mime-types (3.2.2)
+    mime-types (3.3)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2019.0331)
+    mime-types-data (3.2019.0904)
     mimemagic (0.3.3)
-    mini_mime (1.0.1)
+    mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
-    msgpack (1.2.9)
+    msgpack (1.3.1)
     netrc (0.11.0)
-    nio4r (2.3.1)
-    nokogiri (1.10.2)
+    nio4r (2.5.1)
+    nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     parallel (1.17.0)
-    parser (2.6.2.0)
+    parser (2.6.4.1)
       ast (~> 2.4.0)
     pg (1.1.4)
-    psych (3.1.0)
     puma (3.12.1)
     rack (2.0.7)
     rack-cors (1.0.3)
@@ -156,7 +155,7 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
+    rails-html-sanitizer (1.2.0)
       loofah (~> 2.2, >= 2.2.2)
     railties (5.2.3)
       actionpack (= 5.2.3)
@@ -165,25 +164,25 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
     rainbow (3.0.0)
-    rake (12.3.2)
+    rake (12.3.3)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)
-    responders (2.4.1)
-      actionpack (>= 4.2.0, < 6.0)
-      railties (>= 4.2.0, < 6.0)
+    responders (3.0.0)
+      actionpack (>= 5.0)
+      railties (>= 5.0)
     rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    reverse_markdown (1.1.0)
+    reverse_markdown (1.3.0)
       nokogiri
-    rspec-core (3.8.0)
+    rspec-core (3.8.2)
       rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.2)
+    rspec-expectations (3.8.4)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
-    rspec-mocks (3.8.0)
+    rspec-mocks (3.8.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
     rspec-rails (3.8.2)
@@ -194,37 +193,41 @@ GEM
       rspec-expectations (~> 3.8.0)
       rspec-mocks (~> 3.8.0)
       rspec-support (~> 3.8.0)
-    rspec-support (3.8.0)
-    rubocop (0.66.0)
+    rspec-support (3.8.2)
+    rubocop (0.72.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
-      parser (>= 2.5, != 2.5.1.1)
-      psych (>= 3.1.0)
+      parser (>= 2.6)
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 1.6)
-    ruby-progressbar (1.10.0)
+      unicode-display_width (>= 1.4.0, < 1.7)
+    rubocop-performance (1.4.1)
+      rubocop (>= 0.71.0)
+    rubocop-rails (2.3.2)
+      rack (>= 1.1)
+      rubocop (>= 0.72.0)
+    ruby-progressbar (1.10.1)
     ruby_dep (1.5.0)
-    shoulda-matchers (4.0.1)
+    shoulda-matchers (4.1.2)
       activesupport (>= 4.2.0)
     simplecov (0.16.1)
       docile (~> 1.1)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
-    solargraph (0.31.3)
-      backport (~> 0.3)
+    solargraph (0.37.2)
+      backport (~> 1.1)
+      bundler (>= 1.17.2)
       htmlentities (~> 4.3, >= 4.3.4)
       jaro_winkler (~> 1.5)
-      kramdown (~> 1.16)
+      nokogiri (~> 1.9, >= 1.9.1)
       parser (~> 2.3)
       reverse_markdown (~> 1.0, >= 1.0.5)
       rubocop (~> 0.52)
       thor (~> 0.19, >= 0.19.4)
       tilt (~> 2.0)
       yard (~> 0.9)
-    spring (2.0.2)
-      activesupport (>= 4.2)
+    spring (2.1.0)
     spring-watcher-listen (2.0.1)
       listen (>= 2.7, < 4.0)
       spring (>= 1.2, < 3.0)
@@ -235,25 +238,25 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    sqlite3 (1.4.0)
+    sqlite3 (1.4.1)
     term-ansicolor (1.7.1)
       tins (~> 1.0)
-    thor (0.19.4)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.9)
-    tins (1.20.2)
+    tins (1.21.1)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.6)
-    unicode-display_width (1.5.0)
+    unicode-display_width (1.6.0)
     warden (1.2.8)
       rack (>= 2.0.6)
-    websocket-driver (0.7.0)
+    websocket-driver (0.7.1)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.3)
-    yard (0.9.19)
+    websocket-extensions (0.1.4)
+    yard (0.9.20)
 
 PLATFORMS
   ruby
@@ -277,7 +280,9 @@ DEPENDENCIES
   railroady
   rails (~> 5.2.1)
   rspec-rails
-  rubocop
+  rubocop (= 0.72.0)
+  rubocop-performance
+  rubocop-rails
   shoulda-matchers
   solargraph
   spring
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 99d3cb3..e77ac60 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -55,7 +55,8 @@ Rails.application.configure do
 
   # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
   # the I18n.default_locale when a translation cannot be found).
-  config.i18n.fallbacks = true
+  # https://github.com/ruby-i18n/i18n/releases/tag/v1.1.0
+  config.i18n.fallbacks = [I18n.default_locale]
 
   # Send deprecation notices to registered listeners.
   config.active_support.deprecation = :notify