diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c18894..4bf3983 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## Changes between the versions
 
+### 0.4.13 (2023-12-27)
+
+* Update to [Time Zone Database 2023d](https://mm.icann.org/pipermail/tz-announce/2023-March/000080.html)
+
 ### 0.4.12 (2023-05-11)
 
 * Fewer macros = faster compile times
diff --git a/Cargo.toml b/Cargo.toml
index 646f987..9b24bc8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tzdb"
-version = "0.4.12"
+version = "0.4.13"
 edition = "2021"
 authors = ["René Kijewski <crates.io@k6i.de>"]
 repository = "https://github.com/Kijewski/tzdb"
diff --git a/README.md b/README.md
index 105749c..cb26d10 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 Static time zone information for [tz-rs](https://crates.io/crates/tz-rs).
 
 This crate provides all time zones found in the [Time Zone Database](https://www.iana.org/time-zones),
-currently in the version 2023c (released 2023-03-28).
+currently in the version 2023d (released 2023-12-27).
 
 See the documentation for a full list the the contained time zones:
 <https://docs.rs/tzdb/latest/tzdb/time_zone/index.html>
diff --git a/src/generated b/src/generated
index 59300e8..1b3e5a1 160000
--- a/src/generated
+++ b/src/generated
@@ -1 +1 @@
-Subproject commit 59300e84f423ede8b5062f585265e5c8ce908464
+Subproject commit 1b3e5a186d3fc93554ed6b32b40533f08eb60fda
diff --git a/src/lib.rs b/src/lib.rs
index 5237432..8acc659 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -43,7 +43,7 @@
 //! Static time zone information for [tz-rs](https://crates.io/crates/tz-rs).
 //!
 //! This crate provides all time zones found in the [Time Zone Database](https://www.iana.org/time-zones),
-//! currently in the version 2023c (released 2023-03-28).
+//! currently in the version 2023d (released 2023-12-27).
 //!
 //! See the documentation for a full list the the contained time zones:
 //! <https://docs.rs/tzdb/latest/tzdb/time_zone/index.html>