diff --git a/assets/service_broker/Gemfile.lock b/assets/service_broker/Gemfile.lock
index 2f707addc..f696e89e0 100644
--- a/assets/service_broker/Gemfile.lock
+++ b/assets/service_broker/Gemfile.lock
@@ -14,7 +14,7 @@ GEM
       rack (>= 3.0.0)
     rack-test (2.1.0)
       rack (>= 1.3)
-    rackup (2.2.0)
+    rackup (2.2.1)
       rack (>= 3)
     rainbow (3.1.1)
     rspec (3.13.0)
diff --git a/assets/service_broker/vendor/cache/rackup-2.2.0.gem b/assets/service_broker/vendor/cache/rackup-2.2.0.gem
deleted file mode 100644
index f668f51b0..000000000
Binary files a/assets/service_broker/vendor/cache/rackup-2.2.0.gem and /dev/null differ
diff --git a/assets/service_broker/vendor/cache/rackup-2.2.1.gem b/assets/service_broker/vendor/cache/rackup-2.2.1.gem
new file mode 100644
index 000000000..286eb1596
Binary files /dev/null and b/assets/service_broker/vendor/cache/rackup-2.2.1.gem differ