diff --git a/buildpacks/buildpack-ruby/tests/ruby-sinatra/Gemfile.lock b/buildpacks/buildpack-ruby/tests/ruby-sinatra/Gemfile.lock
index 22fc676cf..a2a778b7a 100644
--- a/buildpacks/buildpack-ruby/tests/ruby-sinatra/Gemfile.lock
+++ b/buildpacks/buildpack-ruby/tests/ruby-sinatra/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     power_assert (2.0.3)
     puma (6.4.2)
       nio4r (~> 2.0)
-    rack (3.1.5)
+    rack (3.1.6)
     rack-protection (4.0.0)
       base64 (>= 0.1.0)
       rack (>= 3.0.0, < 4)