diff --git a/Gemfile.lock b/Gemfile.lock
index 4b91602..68c659c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -260,7 +260,7 @@ GEM
       nio4r (~> 2.0)
     pycall (1.4.2)
     racc (1.8.1)
-    rack (2.2.12)
+    rack (2.2.20)
     rack-cors (1.1.1)
       rack (>= 2.0.0)
     rack-proxy (0.7.6)