diff --git a/Gemfile.lock b/Gemfile.lock
index 5afdcd5..ecf15eb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -142,7 +142,7 @@ GEM
       byebug (~> 10.0)
       pry (~> 0.10)
     public_suffix (3.0.2)
-    rack (2.0.5)
+    rack (2.2.3)
     rack-protection (2.0.2)
       rack
     rack-test (1.0.0)