diff --git a/Gemfile.lock b/Gemfile.lock
index c6ef3b7..014438c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -88,15 +88,15 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
-    devise (4.6.2)
+    crass (1.0.5)
+    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)
     diff-lcs (1.3)
-    erubi (1.8.0)
+    erubi (1.9.0)
     execjs (2.7.0)
     fabrication (2.20.2)
     ffi (1.11.1)
@@ -106,7 +106,7 @@ GEM
       sprockets-es6 (>= 0.9.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
-    i18n (1.6.0)
+    i18n (1.7.0)
       concurrent-ruby (~> 1.0)
     immigrant (0.3.6)
       activerecord (>= 3.0)
@@ -117,7 +117,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -128,7 +128,7 @@ GEM
     mimemagic (0.3.3)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
-    minitest (5.11.3)
+    minitest (5.12.2)
     msgpack (1.3.1)
     nio4r (2.4.0)
     nokogiri (1.10.4)
@@ -152,11 +152,15 @@ GEM
       bundler (>= 1.3.0)
       railties (= 5.2.3)
       sprockets-rails (>= 2.0.0)
+    rails-controller-testing (1.0.4)
+      actionpack (>= 5.0.1.x)
+      actionview (>= 5.0.1.x)
+      activesupport (>= 5.0.1.x)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.2.0)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     railties (5.2.3)
       actionpack (= 5.2.3)
       activesupport (= 5.2.3)
@@ -267,6 +271,7 @@ DEPENDENCIES
   listen (>= 3.0.5, < 3.2)
   puma (~> 3.11)
   rails (~> 5.2.3)
+  rails-controller-testing
   rspec-rails
   sass-rails (~> 5.0)
   selenium-webdriver