diff --git a/Gemfile b/Gemfile
index 74f41e040..f47b36ee2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -313,5 +313,5 @@ group :development, :test do
   gem "sinon-rails",               "1.15.0"
 
   # For `assigns` in controller specs
-  gem "rails-controller-testing", "1.0.2"
+  gem "rails-controller-testing", "1.0.4"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 90be6c40a..f41f4939c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -560,10 +560,10 @@ GEM
     rails-assets-markdown-it-sup (1.0.0)
     rails-assets-underscore (1.9.1)
     rails-assets-utatti-perfect-scrollbar (1.4.0)
-    rails-controller-testing (1.0.2)
-      actionpack (~> 5.x, >= 5.0.1)
-      actionview (~> 5.x, >= 5.0.1)
-      activesupport (~> 5.x)
+    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)
@@ -868,7 +868,7 @@ DEPENDENCIES
   rails-assets-markdown-it-sub (= 1.0.0)!
   rails-assets-markdown-it-sup (= 1.0.0)!
   rails-assets-utatti-perfect-scrollbar (= 1.4.0)!
-  rails-controller-testing (= 1.0.2)
+  rails-controller-testing (= 1.0.4)
   rails-i18n (= 5.1.3)
   rails-timeago (= 2.17.1)
   rb-fsevent (= 0.10.3)