diff --git a/docs/changelogs/v23.3.12.11-lts.md b/docs/changelogs/v23.3.12.11-lts.md
new file mode 100644
index 00000000000..2eaaa575f60
--- /dev/null
+++ b/docs/changelogs/v23.3.12.11-lts.md
@@ -0,0 +1,20 @@
+---
+sidebar_position: 1
+sidebar_label: 2023
+---
+
+# 2023 Changelog
+
+### ClickHouse release v23.3.12.11-lts (414317bed21) FIXME as compared to v23.3.11.5-lts (5762a23a76d)
+
+#### Bug Fix (user-visible misbehavior in an official stable release)
+
+* Fix async insert with deduplication for ReplicatedMergeTree using merging algorithms [#51676](https://github.com/ClickHouse/ClickHouse/pull/51676) ([Antonio Andelic](https://github.com/antonio2368)).
+* Fix deadlock on DatabaseCatalog shutdown [#51908](https://github.com/ClickHouse/ClickHouse/pull/51908) ([Alexander Tokmakov](https://github.com/tavplubix)).
+* Fix crash in join on sparse column [#53548](https://github.com/ClickHouse/ClickHouse/pull/53548) ([vdimir](https://github.com/vdimir)).
+* Fix rows_before_limit_at_least for DelayedSource. [#54122](https://github.com/ClickHouse/ClickHouse/pull/54122) ([Nikolai Kochetov](https://github.com/KochetovNicolai)).
+
+#### NOT FOR CHANGELOG / INSIGNIFICANT
+
+* Fix broken `02862_sorted_distinct_sparse_fix` [#53738](https://github.com/ClickHouse/ClickHouse/pull/53738) ([Antonio Andelic](https://github.com/antonio2368)).
+
diff --git a/utils/list-versions/version_date.tsv b/utils/list-versions/version_date.tsv
index 868eb7d89c4..513dec6138e 100644
--- a/utils/list-versions/version_date.tsv
+++ b/utils/list-versions/version_date.tsv
@@ -18,6 +18,7 @@ v23.4.4.16-stable	2023-06-17
 v23.4.3.48-stable	2023-06-12
 v23.4.2.11-stable	2023-05-02
 v23.4.1.1943-stable	2023-04-27
+v23.3.12.11-lts	2023-09-04
 v23.3.11.5-lts	2023-08-28
 v23.3.10.5-lts	2023-08-23
 v23.3.9.55-lts	2023-08-21