diff --git a/Gemfile.lock b/Gemfile.lock
index 805b9fc..e1d858d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -157,7 +157,7 @@ GEM
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.5.2)
-    rack (2.2.3)
+    rack (2.2.6.2)
     rack-proxy (0.7.0)
       rack
     rack-test (1.1.0)