diff --git a/Gemfile.lock b/Gemfile.lock
index c8c1193a..a30276f1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -408,7 +408,7 @@ GEM
     puma (6.2.2)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (2.2.7)
+    rack (2.2.8.1)
     rack-openid (1.4.2)
       rack (>= 1.1.0)
       ruby-openid (>= 2.1.8)