diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a68d933d1cb..09ddab501635 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,31 @@
 
 # Changelog
 
+### [Version 1.5.5](https://github.com/lobehub/lobe-chat/compare/v1.5.4...v1.5.5)
+
+<sup>Released on **2024-07-19**</sup>
+
+#### 💄 Styles
+
+- **misc**: Added Gemma2 instead of outdated Gemma.
+
+<br/>
+
+<details>
+<summary><kbd>Improvements and Fixes</kbd></summary>
+
+#### Styles
+
+- **misc**: Added Gemma2 instead of outdated Gemma, closes [#3231](https://github.com/lobehub/lobe-chat/issues/3231) ([03173b7](https://github.com/lobehub/lobe-chat/commit/03173b7))
+
+</details>
+
+<div align="right">
+
+[![](https://img.shields.io/badge/-BACK_TO_TOP-151515?style=flat-square)](#readme-top)
+
+</div>
+
 ### [Version 1.5.4](https://github.com/lobehub/lobe-chat/compare/v1.5.3...v1.5.4)
 
 <sup>Released on **2024-07-17**</sup>
diff --git a/package.json b/package.json
index 5a0656c781d8..ce32b28d401a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@lobehub/chat",
-  "version": "1.5.4",
+  "version": "1.5.5",
   "description": "Lobe Chat - an open-source, high-performance chatbot framework that supports speech synthesis, multimodal, and extensible Function Call plugin system. Supports one-click free deployment of your private ChatGPT/LLM web application.",
   "keywords": [
     "framework",