diff --git a/Gemfile.lock b/Gemfile.lock
index d0b2a99..24b9202 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
       ast (~> 2.4.0)
     public_suffix (4.0.6)
     racc (1.6.0)
-    rack (2.2.3.1)
+    rack (2.2.6.3)
     rack-protection (2.0.8.1)
       rack
     rack-test (1.1.0)