diff --git a/Gemfile.lock b/Gemfile.lock
index f3b88a9..c1c17f7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -71,7 +71,7 @@ GEM
       pry (~> 0.13.0)
     public_suffix (4.0.6)
     racc (1.6.2)
-    rack (2.2.3)
+    rack (2.2.8.1)
     rack-protection (2.1.0)
       rack
     rack-test (1.1.0)