diff --git a/gcf/yarn.lock b/gcf/yarn.lock
index 0211ff13..edca5706 100644
--- a/gcf/yarn.lock
+++ b/gcf/yarn.lock
@@ -2102,9 +2102,9 @@ lru-cache@^6.0.0:
     yallist "^4.0.0"
 
 luxon@^1.25.0:
-  version "1.27.0"
-  resolved "https://registry.yarnpkg.com/luxon/-/luxon-1.27.0.tgz#ae10c69113d85dab8f15f5e8390d0cbeddf4f00f"
-  integrity sha512-VKsFsPggTA0DvnxtJdiExAucKdAnwbCCNlMM5ENvHlxubqWd0xhZcdb4XgZ7QFNhaRhilXCFxHuoObP5BNA4PA==
+  version "1.28.1"
+  resolved "https://registry.yarnpkg.com/luxon/-/luxon-1.28.1.tgz#528cdf3624a54506d710290a2341aa8e6e6c61b0"
+  integrity sha512-gYHAa180mKrNIUJCbwpmD0aTu9kV0dREDrwNnuyFAsO1Wt0EVYSZelPnJlbj9HplzXX/YWXHFTL45kvZ53M0pw==
 
 make-dir@^3.0.0:
   version "3.1.0"