diff --git a/TZ_RELEASE b/TZ_RELEASE
index 7daa77e..cd9c3f6 100644
--- a/TZ_RELEASE
+++ b/TZ_RELEASE
@@ -1 +1 @@
-2023c
+2023d
diff --git a/tz b/tz
index ddb8cf0..cc48c2d 160000
--- a/tz
+++ b/tz
@@ -1 +1 @@
-Subproject commit ddb8cf09d54ecc486ed6665edcdd642abccd4eef
+Subproject commit cc48c2dfa2f3c21d25ab108bba978b0307ecf0e8