diff --git a/icu4c/source/data/zone/tzdbNames.txt b/icu4c/source/data/zone/tzdbNames.txt
index 70eeb23097..a68754b922 100644
--- a/icu4c/source/data/zone/tzdbNames.txt
+++ b/icu4c/source/data/zone/tzdbNames.txt
@@ -427,6 +427,7 @@ tzdbNames{
             ss{"LINT"}
         }
         "meta:Lord_Howe"{
+            sd{"LHDT"}
             ss{"LHST"}
         }
         "meta:Macau"{
diff --git a/icu4j/main/shared/data/icudata.jar b/icu4j/main/shared/data/icudata.jar
index a91265613a..17b32c5fb6 100755
--- a/icu4j/main/shared/data/icudata.jar
+++ b/icu4j/main/shared/data/icudata.jar
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:f0d65ed59329e1eaae1813db0fa8e1236a3b58ddfa5e7e1ff33d4bea7eef3c31
-size 12226292
+oid sha256:193787da8cd2caebf1901892beccad07f8e7f3c714ef482681784bc583be5c60
+size 12226288
diff --git a/icu4j/main/shared/data/icutzdata.jar b/icu4j/main/shared/data/icutzdata.jar
index 9960f87cc1..e1a748a352 100755
--- a/icu4j/main/shared/data/icutzdata.jar
+++ b/icu4j/main/shared/data/icutzdata.jar
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:79b0c13215014e21a95869ccbac72d191485436cae6f26a2f96622a4268c1a82
+oid sha256:ca79a3355cea5666551889ce8ff3703987162a35937a292d80284519f2b68286
 size 92486