diff --git a/src/ui/Gemfile.lock b/src/ui/Gemfile.lock
index c42c4a1..10e9044 100644
--- a/src/ui/Gemfile.lock
+++ b/src/ui/Gemfile.lock
@@ -22,7 +22,7 @@ GEM
       quantile (~> 0.2.0)
     puma (3.10.0)
     quantile (0.2.0)
-    rack (2.0.5)
+    rack (2.1.4)
     rack-protection (2.0.2)
       rack
     rufus-scheduler (3.4.2)