diff --git a/ghost/admin/package.json b/ghost/admin/package.json
index 484aa7e880..106b387ae5 100644
--- a/ghost/admin/package.json
+++ b/ghost/admin/package.json
@@ -35,7 +35,7 @@
     "@tryghost/kg-parser-plugins": "1.0.6",
     "@tryghost/mobiledoc-kit": "0.12.4-ghost.1",
     "@tryghost/string": "0.1.11",
-    "@tryghost/timezone-data": "0.2.26",
+    "@tryghost/timezone-data": "0.2.27",
     "autoprefixer": "9.8.6",
     "babel-eslint": "10.1.0",
     "blueimp-md5": "2.17.0",
diff --git a/ghost/admin/yarn.lock b/ghost/admin/yarn.lock
index 83a87b03a9..d81ed1ed73 100644
--- a/ghost/admin/yarn.lock
+++ b/ghost/admin/yarn.lock
@@ -1338,10 +1338,10 @@
   dependencies:
     unidecode "^0.1.8"
 
-"@tryghost/timezone-data@0.2.26":
-  version "0.2.26"
-  resolved "https://registry.yarnpkg.com/@tryghost/timezone-data/-/timezone-data-0.2.26.tgz#630d8f56978c5d3746642d075f1531adf2b02e86"
-  integrity sha512-a7Zm5MC8CN1AfciaFA1bKwff6jgkOB2JdxnDFz58SN4m1FqRdsgHdwrHOnVzK4tWOHaxtePgQdld+detasJ/KQ==
+"@tryghost/timezone-data@0.2.27":
+  version "0.2.27"
+  resolved "https://registry.yarnpkg.com/@tryghost/timezone-data/-/timezone-data-0.2.27.tgz#8a87c77359db123dbb45e7453a81897e317dd8a3"
+  integrity sha512-ZFOTC3Ssq77I10jcwp3r0Rn1lZDuvi/DJA0h5i2L+jj7439ri9IAPUdFPZIVCjIYLJHHhcqM/BHpZ5uAgPVjog==
 
 "@types/acorn@^4.0.3":
   version "4.0.5"