diff --git a/examples/demo_app-gulp-alt/Gemfile.lock b/examples/demo_app-gulp-alt/Gemfile.lock
index cd509ad..eb2a7cd 100644
--- a/examples/demo_app-gulp-alt/Gemfile.lock
+++ b/examples/demo_app-gulp-alt/Gemfile.lock
@@ -117,7 +117,7 @@ GEM
     puma (5.6.4)
       nio4r (~> 2.0)
     racc (1.6.0)
-    rack (2.2.3)
+    rack (2.2.6.3)
     rack-mini-profiler (2.3.4)
       rack (>= 1.2.0)
     rack-test (1.1.0)