diff --git a/Gemfile.lock b/Gemfile.lock
index 8e49bd6..ddf34f9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,8 +3,9 @@ GEM
   specs:
     addressable (2.7.0)
       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)
@@ -25,6 +26,7 @@ GEM
       websocket-driver (>= 0.6, < 0.8)
     launchy (2.4.3)
       addressable (~> 2.3)
+    matrix (0.4.2)
     method_source (0.9.2)
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
@@ -36,9 +38,9 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (4.0.6)
     racc (1.5.2)
-    rack (2.2.3)
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
+    rack (3.0.4.1)
+    rack-test (2.0.2)
+      rack (>= 1.3)
     regexp_parser (2.0.3)
     rspec (3.9.0)
       rspec-core (~> 3.9.0)