diff --git a/CHANGELOG.md b/CHANGELOG.md
index 852d285d..4fd4a01e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,4 @@
+## 3.18.9 ##
 * Add backslash to database name if needed
 * Fix attach session timeouts
 
diff --git a/setup.py b/setup.py
index e5b2b35c..fdbe9615 100644
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,7 @@
 
 setuptools.setup(
     name="ydb",
-    version="3.18.8",  # AUTOVERSION
+    version="3.18.9",  # AUTOVERSION
     description="YDB Python SDK",
     author="Yandex LLC",
     author_email="ydb@yandex-team.ru",
diff --git a/ydb/ydb_version.py b/ydb/ydb_version.py
index 54a3ed39..038d2277 100644
--- a/ydb/ydb_version.py
+++ b/ydb/ydb_version.py
@@ -1 +1 @@
-VERSION = "3.18.8"
+VERSION = "3.18.9"