diff --git a/Gemfile.lock b/Gemfile.lock
index 502f99b..c226966 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,7 +76,7 @@ GEM
     public_suffix (4.0.3)
     puma (4.3.5)
       nio4r (~> 2.0)
-    rack (2.2.3)
+    rack (2.2.6.4)
     rack-protection (2.0.8.1)
       rack
     rake (13.0.1)