diff --git a/examples/rails/Gemfile.lock b/examples/rails/Gemfile.lock
index 209c197..597b862 100644
--- a/examples/rails/Gemfile.lock
+++ b/examples/rails/Gemfile.lock
@@ -163,7 +163,7 @@ GEM
     puma (5.6.7)
       nio4r (~> 2.0)
     racc (1.6.2)
-    rack (2.2.6.4)
+    rack (2.2.8.1)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (6.0.4.7)