diff --git a/Gemfile.lock b/Gemfile.lock
index c5c46e9b..6a4c3fdf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -96,13 +96,14 @@ GEM
       capistrano (~> 3.7)
       capistrano-bundler
       puma (~> 3.4)
-    capybara (3.19.1)
+    capybara (3.20.0)
       addressable
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
       rack (>= 1.6.0)
       rack-test (>= 0.6.3)
       regexp_parser (~> 1.2)
+      uglifier
       xpath (~> 3.2)
     carrierwave (1.3.1)
       activemodel (>= 4.0.0)