diff --git a/astrbot/cli/__init__.py b/astrbot/cli/__init__.py
index 33111828c..b92125204 100644
--- a/astrbot/cli/__init__.py
+++ b/astrbot/cli/__init__.py
@@ -1 +1 @@
-__version__ = "4.12.1"
+__version__ = "4.12.2"
diff --git a/astrbot/core/config/default.py b/astrbot/core/config/default.py
index 510b162a7..cfd177243 100644
--- a/astrbot/core/config/default.py
+++ b/astrbot/core/config/default.py
@@ -5,7 +5,7 @@ from typing import Any, TypedDict
 
 from astrbot.core.utils.astrbot_path import get_astrbot_data_path
 
-VERSION = "4.12.1"
+VERSION = "4.12.2"
 DB_PATH = os.path.join(get_astrbot_data_path(), "data_v4.db")
 
 WEBHOOK_SUPPORTED_PLATFORMS = [
diff --git a/changelogs/v4.12.2.md b/changelogs/v4.12.2.md
new file mode 100644
index 000000000..c65215461
--- /dev/null
+++ b/changelogs/v4.12.2.md
@@ -0,0 +1,6 @@
+## What's Changed
+
+hotfix of v4.12.0
+
+fix: 修复会话隔离功能失效的问题。
+fix: 只跳过 AstrBot 预设的位于开头的 System Message，防止一些非预期行为。
diff --git a/pyproject.toml b/pyproject.toml
index 1fa8e056c..172ddf5b9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "AstrBot"
-version = "4.12.1"
+version = "4.12.2"
 description = "Easy-to-use multi-platform LLM chatbot and development framework"
 readme = "README.md"
 requires-python = ">=3.10"