diff --git a/package.json b/package.json
index f521894..facaefa 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "imagemin-webp": "^5.1.0",
     "js-yaml": "^3.13.1",
     "lodash": "^4.17.15",
-    "luxon": "^1.17.2",
+    "luxon": "^1.28.1",
     "npm-watch": "^0.6.0",
     "pa11y-ci": "^2.3.0",
     "postcss": "^7.0.17",
diff --git a/yarn.lock b/yarn.lock
index 94b9971..cf4e765 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4217,10 +4217,10 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.2"
     yallist "^2.1.2"
 
-luxon@^1.17.2:
-  version "1.19.3"
-  resolved "https://registry.yarnpkg.com/luxon/-/luxon-1.19.3.tgz#86c04a1395529b4386ae235a8fe16d0a82a0695b"
-  integrity sha512-YwTDjGRQC0QC9Iya2g2eKZfgEFqRId4ZoLHORQcfTMB/5xrTx427V7ZPjQJ1vzvhA2vJfG2bh1Kv8V8IFMWCUA==
+luxon@^1.28.1:
+  version "1.28.1"
+  resolved "https://registry.yarnpkg.com/luxon/-/luxon-1.28.1.tgz#528cdf3624a54506d710290a2341aa8e6e6c61b0"
+  integrity sha512-gYHAa180mKrNIUJCbwpmD0aTu9kV0dREDrwNnuyFAsO1Wt0EVYSZelPnJlbj9HplzXX/YWXHFTL45kvZ53M0pw==
 
 make-dir@^1.0.0, make-dir@^1.2.0:
   version "1.3.0"