diff --git a/Gemfile.lock b/Gemfile.lock
index 0e5d6a4d..1e7914c3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,7 +12,7 @@ GEM
     nio4r (2.5.8)
     puma (4.3.12)
       nio4r (~> 2.0)
-    rack (2.2.6.2)
+    rack (2.2.6.4)
     rack-protection (2.0.8.1)
       rack
     rake (13.0.1)