diff --git a/assets/loggregator-load-generator/Gemfile.lock b/assets/loggregator-load-generator/Gemfile.lock
index 1c3de534d..a28ffee7d 100644
--- a/assets/loggregator-load-generator/Gemfile.lock
+++ b/assets/loggregator-load-generator/Gemfile.lock
@@ -21,7 +21,7 @@ GEM
       rack-session (>= 2.0.0, < 3)
       tilt (~> 2.0)
     tilt (2.3.0)
-    webrick (1.8.2)
+    webrick (1.9.0)
 
 PLATFORMS
   ruby
diff --git a/assets/loggregator-load-generator/vendor/cache/webrick-1.8.2.gem b/assets/loggregator-load-generator/vendor/cache/webrick-1.8.2.gem
deleted file mode 100644
index 12083ecfb..000000000
Binary files a/assets/loggregator-load-generator/vendor/cache/webrick-1.8.2.gem and /dev/null differ
diff --git a/assets/loggregator-load-generator/vendor/cache/webrick-1.9.0.gem b/assets/loggregator-load-generator/vendor/cache/webrick-1.9.0.gem
new file mode 100644
index 000000000..66e272ba3
Binary files /dev/null and b/assets/loggregator-load-generator/vendor/cache/webrick-1.9.0.gem differ