diff --git a/Gemfile.lock b/Gemfile.lock
index 783353b..21f9a1d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
     parallel (1.22.1)
     parslet (2.0.0)
     public_suffix (5.0.1)
-    rack (2.2.5)
+    rack (2.2.6.4)
     rake (13.0.6)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)