diff --git a/appengine/metadata_server/Gemfile.lock b/appengine/metadata_server/Gemfile.lock
index 8a0302438..bd36ebbb4 100644
--- a/appengine/metadata_server/Gemfile.lock
+++ b/appengine/metadata_server/Gemfile.lock
@@ -11,8 +11,8 @@ GEM
       ruby2_keywords (~> 0.0.1)
     net-http (0.4.1)
       uri
-    nio4r (2.7.4)
-    puma (6.6.0)
+    nio4r (2.7.5)
+    puma (7.2.1)
       nio4r (~> 2.0)
     rack (2.2.8.1)
     rack-protection (3.2.0)