diff --git a/spec/dummy-rails-app/Gemfile.lock b/spec/dummy-rails-app/Gemfile.lock
index 9ed51d3..557e344 100644
--- a/spec/dummy-rails-app/Gemfile.lock
+++ b/spec/dummy-rails-app/Gemfile.lock
@@ -148,7 +148,7 @@ GEM
       omniauth (>= 1.3.1)
     public_suffix (4.0.1)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-protection (2.0.7)
       rack
     rack-test (1.1.0)