diff --git a/Gemfile.lock b/Gemfile.lock
index 5e39fd7..59959a3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
     parallel (1.20.1)
     public_suffix (4.0.6)
     racc (1.6.2)
-    rack (2.2.6.2)
+    rack (2.2.6.4)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)