diff --git a/throttling/Gemfile.lock b/throttling/Gemfile.lock
index 4a579c6..d27c7c0 100644
--- a/throttling/Gemfile.lock
+++ b/throttling/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     nio4r (2.5.2)
     puma (4.3.5)
       nio4r (~> 2.0)
-    rack (2.2.3)
+    rack (2.2.6.4)
     rack-protection (2.0.8.1)
       rack
     rack-throttle (0.7.0)