diff --git a/Gemfile b/Gemfile
index ac427bd6579..83c731398a9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -14,13 +14,13 @@ if rails_master?
 else
   # until rubygems gives us optional dependencies we are stuck with this
   # bundle update actionmailer actionpack actionview activemodel activerecord activesupport railties
-  gem 'actionmailer', '5.2.2.1'
-  gem 'actionpack', '5.2.2.1'
-  gem 'actionview', '5.2.2.1'
-  gem 'activemodel', '5.2.2.1'
-  gem 'activerecord', '5.2.2.1'
-  gem 'activesupport', '5.2.2.1'
-  gem 'railties', '5.2.2.1'
+  gem 'actionmailer', '5.2.3'
+  gem 'actionpack', '5.2.3'
+  gem 'actionview', '5.2.3'
+  gem 'activemodel', '5.2.3'
+  gem 'activerecord', '5.2.3'
+  gem 'activesupport', '5.2.3'
+  gem 'railties', '5.2.3'
   gem 'sprockets-rails'
 end
 
diff --git a/Gemfile.lock b/Gemfile.lock
index efde34d9a4d..d8c8fa98a68 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,37 +1,45 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (5.2.2.1)
-      actionpack (= 5.2.2.1)
-      actionview (= 5.2.2.1)
-      activejob (= 5.2.2.1)
+    actioncable (5.2.3)
+      actionpack (= 5.2.3)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+    actionmailer (5.2.3)
+      actionpack (= 5.2.3)
+      actionview (= 5.2.3)
+      activejob (= 5.2.3)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.2.1)
-      actionview (= 5.2.2.1)
-      activesupport (= 5.2.2.1)
+    actionpack (5.2.3)
+      actionview (= 5.2.3)
+      activesupport (= 5.2.3)
       rack (~> 2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.2.1)
-      activesupport (= 5.2.2.1)
+    actionview (5.2.3)
+      activesupport (= 5.2.3)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
     active_model_serializers (0.8.4)
       activemodel (>= 3.0)
-    activejob (5.2.2.1)
-      activesupport (= 5.2.2.1)
+    activejob (5.2.3)
+      activesupport (= 5.2.3)
       globalid (>= 0.3.6)
-    activemodel (5.2.2.1)
-      activesupport (= 5.2.2.1)
-    activerecord (5.2.2.1)
-      activemodel (= 5.2.2.1)
-      activesupport (= 5.2.2.1)
+    activemodel (5.2.3)
+      activesupport (= 5.2.3)
+    activerecord (5.2.3)
+      activemodel (= 5.2.3)
+      activesupport (= 5.2.3)
       arel (>= 9.0)
-    activesupport (5.2.2.1)
+    activestorage (5.2.3)
+      actionpack (= 5.2.3)
+      activerecord (= 5.2.3)
+      marcel (~> 0.3.1)
+    activesupport (5.2.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -195,12 +203,15 @@ GEM
     lru_redux (1.1.0)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
+    marcel (0.3.3)
+      mimemagic (~> 0.3.2)
     maxminddb (0.1.22)
     memory_profiler (0.9.12)
     message_bus (2.2.0)
       rack (>= 1.1.3)
     metaclass (0.0.4)
     method_source (0.8.2)
+    mimemagic (0.3.3)
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
     mini_racer (0.2.4)
@@ -221,6 +232,7 @@ GEM
     multipart-post (2.0.0)
     mustache (1.1.0)
     nap (1.1.0)
+    nio4r (2.3.1)
     no_proxy_fix (0.1.2)
     nokogiri (1.10.1)
       mini_portile2 (~> 2.4.0)
@@ -234,7 +246,7 @@ GEM
       multi_xml (~> 0.5)
       rack (>= 1.2, < 3)
     octokit (4.13.0)
-      sawyer (~> 0.8.0, >= 0.5.3)
+      sawyer (>= 0.5.3, ~> 0.8.0)
     oj (3.7.8)
     omniauth (1.9.0)
       hashie (>= 3.4.6, < 3.7.0)
@@ -304,6 +316,19 @@ GEM
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
+    rails (5.2.3)
+      actioncable (= 5.2.3)
+      actionmailer (= 5.2.3)
+      actionpack (= 5.2.3)
+      actionview (= 5.2.3)
+      activejob (= 5.2.3)
+      activemodel (= 5.2.3)
+      activerecord (= 5.2.3)
+      activestorage (= 5.2.3)
+      activesupport (= 5.2.3)
+      bundler (>= 1.3.0)
+      railties (= 5.2.3)
+      sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
@@ -312,9 +337,9 @@ GEM
     rails_multisite (2.0.6)
       activerecord (> 4.2, < 6)
       railties (> 4.2, < 6)
-    railties (5.2.2.1)
-      actionpack (= 5.2.2.1)
-      activesupport (= 5.2.2.1)
+    railties (5.2.3)
+      actionpack (= 5.2.3)
+      activesupport (= 5.2.3)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
@@ -447,18 +472,21 @@ GEM
     webpush (0.3.6)
       hkdf (~> 0.2)
       jwt (~> 2.0)
+    websocket-driver (0.7.0)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.3)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  actionmailer (= 5.2.2.1)
-  actionpack (= 5.2.2.1)
-  actionview (= 5.2.2.1)
+  actionmailer (= 5.2.3)
+  actionpack (= 5.2.3)
+  actionview (= 5.2.3)
   active_model_serializers (~> 0.8.3)
-  activemodel (= 5.2.2.1)
-  activerecord (= 5.2.2.1)
-  activesupport (= 5.2.2.1)
+  activemodel (= 5.2.3)
+  activerecord (= 5.2.3)
+  activesupport (= 5.2.3)
   annotate
   aws-sdk-s3
   aws-sdk-sns
@@ -532,7 +560,7 @@ DEPENDENCIES
   rack-mini-profiler
   rack-protection
   rails_multisite
-  railties (= 5.2.2.1)
+  railties (= 5.2.3)
   rake
   rb-fsevent
   rb-inotify (~> 0.9)