diff --git a/Gemfile.lock b/Gemfile.lock
index f996e884..4cf4d157 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -220,8 +220,9 @@ GEM
       actionpack (>= 5.0.1.rc1)
       actionview (>= 5.0.1.rc1)
       activesupport (>= 5.0.1.rc1)
-    rails-dom-testing (2.0.3)
-      activesupport (>= 4.2.0)
+    rails-dom-testing (2.1.1)
+      activesupport (>= 5.0.0)
+      minitest
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.6.0)
       loofah (~> 2.21)