diff --git a/src/ui/Gemfile.lock b/src/ui/Gemfile.lock
index d5d5400..5f5e314 100644
--- a/src/ui/Gemfile.lock
+++ b/src/ui/Gemfile.lock
@@ -31,7 +31,7 @@ GEM
     mustermann (1.0.3)
     prometheus-client (0.8.0)
       quantile (~> 0.2.1)
-    puma (3.12.0)
+    puma (3.12.2)
     quantile (0.2.1)
     raabro (1.1.6)
     rack (2.0.6)