diff --git a/Gemfile.lock b/Gemfile.lock
index ed1d93e..8725f03 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,7 +6,7 @@ GEM
     archive-tar-minitar (0.8)
       minitar (~> 0.8)
       minitar-cli (~> 0.8)
-    capybara (3.14.0)
+    capybara (3.20.2)
       addressable
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
@@ -45,9 +45,9 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (3.0.3)
-    rack (2.0.6)
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
+    rack (3.0.7)
+    rack-test (2.1.0)
+      rack (>= 1.3)
     rake (12.3.2)
     regexp_parser (1.3.0)
     rspec (3.8.0)