diff --git a/Gemfile.lock b/Gemfile.lock
index 2b3ec8f..d2e6dfd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,8 +3,9 @@ GEM
   specs:
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
-    capybara (3.35.3)
+    capybara (3.38.0)
       addressable
+      matrix
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
       rack (>= 1.6.0)
@@ -84,6 +85,7 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     lumberjack (1.2.8)
+    matrix (0.4.2)
     mercenary (0.4.0)
     method_source (1.0.0)
     mini_mime (1.1.1)
@@ -105,9 +107,9 @@ GEM
       method_source (~> 1.0)
     public_suffix (4.0.6)
     racc (1.5.2)
-    rack (2.2.3)
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
+    rack (3.0.7)
+    rack-test (2.1.0)
+      rack (>= 1.3)
     rainbow (3.0.0)
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)