diff --git a/Gemfile.lock b/Gemfile.lock
index 43e250f..0574bdf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,7 +20,7 @@ GEM
     pry-byebug (3.5.0)
       byebug (~> 9.1)
       pry (~> 0.10)
-    rack (2.0.5)
+    rack (2.2.3)
     rack-protection (2.0.3)
       rack
     rack-test (0.8.3)