diff --git a/Gemfile.lock b/Gemfile.lock
index f864081..630a708 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,7 +54,7 @@ GEM
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    rack (3.0.10)
+    rack (3.1.0)
     rake (13.1.0)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)