diff --git a/astrbot/cli/__init__.py b/astrbot/cli/__init__.py
index 77df5910b..f2c314c15 100644
--- a/astrbot/cli/__init__.py
+++ b/astrbot/cli/__init__.py
@@ -1 +1 @@
-__version__ = "4.11.2"
+__version__ = "4.11.3"
diff --git a/astrbot/core/config/default.py b/astrbot/core/config/default.py
index c91a1f118..4255cb79d 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 = "4.11.2"
+VERSION = "4.11.3"
 DB_PATH = os.path.join(get_astrbot_data_path(), "data_v4.db")
 
 WEBHOOK_SUPPORTED_PLATFORMS = [
diff --git a/changelogs/v4.11.3.md b/changelogs/v4.11.3.md
new file mode 100644
index 000000000..3046de4d2
--- /dev/null
+++ b/changelogs/v4.11.3.md
@@ -0,0 +1,19 @@
+## What's Changed
+
+### Fixes
+
+- detect image MIME type from binary data for Anthropic API ([#4426](https://github.com/AstrBotDevs/AstrBot/issues/4426))
+- correct duplicate word in agent logger warning ([#4390](https://github.com/AstrBotDevs/AstrBot/issues/4390))
+- sannitize llm context by modalities ([#4367](https://github.com/AstrBotDevs/AstrBot/issues/4367))
+- fix list config being saved as [""] instead of [] after deletion ([#4401](https://github.com/AstrBotDevs/AstrBot/issues/4401))
+
+### Improvements
+
+- enhance reply functionality to support selected text quoting ([#4387](https://github.com/AstrBotDevs/AstrBot/issues/4387))
+- ensure atomic creation of knowledge base with proper cleanup on failure ([#4406](https://github.com/AstrBotDevs/AstrBot/issues/4406))
+- add null check for plugin list in config to fix empty list issue ([#4392](https://github.com/AstrBotDevs/AstrBot/issues/4392))
+- add image placeholder for non-vision models to fix no response in private chat ([#4411](https://github.com/AstrBotDevs/AstrBot/issues/4411))
+- append version number tag to WARN and ERROR level logs ([#4388](https://github.com/AstrBotDevs/AstrBot/issues/4388))
+- optimize plugin readme markdown rendering and remove redundant code ([#4415](https://github.com/AstrBotDevs/AstrBot/issues/4415))
+- sanitize invalid platform IDs on load ([#4432](https://github.com/AstrBotDevs/AstrBot/issues/4432))
+- LLM healthy mode ([#4431](https://github.com/AstrBotDevs/AstrBot/issues/4431))
diff --git a/pyproject.toml b/pyproject.toml
index 13647fd31..0cdf0df6b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "AstrBot"
-version = "4.11.2"
+version = "4.11.3"
 description = "Easy-to-use multi-platform LLM chatbot and development framework"
 readme = "README.md"
 requires-python = ">=3.10"