diff --git a/ghost/admin/package.json b/ghost/admin/package.json
index 6bc476e0c0..933090d674 100644
--- a/ghost/admin/package.json
+++ b/ghost/admin/package.json
@@ -35,7 +35,7 @@
     "@tryghost/kg-parser-plugins": "0.9.3",
     "@tryghost/mobiledoc-kit": "0.12.4-ghost.1",
     "@tryghost/string": "0.1.9",
-    "@tryghost/timezone-data": "0.2.22",
+    "@tryghost/timezone-data": "0.2.23",
     "autoprefixer": "9.7.6",
     "babel-eslint": "10.1.0",
     "blueimp-md5": "2.13.0",
diff --git a/ghost/admin/yarn.lock b/ghost/admin/yarn.lock
index d1d765780e..66eaef2c9c 100644
--- a/ghost/admin/yarn.lock
+++ b/ghost/admin/yarn.lock
@@ -1511,10 +1511,10 @@
   dependencies:
     unidecode "^0.1.8"
 
-"@tryghost/timezone-data@0.2.22":
-  version "0.2.22"
-  resolved "https://registry.yarnpkg.com/@tryghost/timezone-data/-/timezone-data-0.2.22.tgz#14690a3de148b490e6903099902d184343a6002b"
-  integrity sha512-KqQTKADhKILjLPdSKUiDG55I6BKTdcj6UNlzT1ZST74uolfn0zyjRaJha6sSuSHQ43fsRq5m/x7MLkF5tIMyOw==
+"@tryghost/timezone-data@0.2.23":
+  version "0.2.23"
+  resolved "https://registry.yarnpkg.com/@tryghost/timezone-data/-/timezone-data-0.2.23.tgz#2193f40d2b878b09e763065e99693b0acac6b7d9"
+  integrity sha512-oidItFFGqPmi32nKC34UUnibbWltn5U8lEbGdhWScjSJ/CjixanfTkv8RIAPHZPuP88A2hKX9Wnnegg2Swc2yw==
 
 "@types/acorn@^4.0.3":
   version "4.0.5"