diff --git a/Gemfile.lock b/Gemfile.lock
index e24b3cf..638856f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,7 +54,7 @@ GEM
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
     builder (3.2.4)
-    capybara (3.30.0)
+    capybara (3.31.0)
       addressable
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
@@ -154,7 +154,7 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (4.0.3)
     puma (3.12.1)
-    rack (2.0.8)
+    rack (2.1.1)
     rack-proxy (0.6.5)
       rack
     rack-test (1.1.0)