diff --git a/README.md b/README.md
index 2065edd..cec1f0b 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 OpenNexus 是一款本地优先的 AI 笔记与知识中枢。它将 Markdown Vault、全文与向量检索、知识库问答、可审计 Agent、扩展系统和多设备同步整合在一个桌面应用中。笔记与索引由用户掌控；需要模型或同步服务时，再按需连接本地或远程服务。
 
-当前发布版本为 **0.3.0-alpha.1**，主要支持 Windows x64。Alpha 版本用于验证完整业务闭环和部署方案，升级前请备份 Vault。
+当前预发布版本为 **0.3.1-alpha.1**，主要支持 Windows x64。Alpha 版本用于验证完整业务闭环和部署方案，升级前请备份 Vault。
 
 ## 主要能力
 
diff --git a/frontend/package.json b/frontend/package.json
index 23dcc79..956950b 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,7 +1,7 @@
 {
   "name": "notes-agent-frontend",
   "private": true,
-  "version": "0.3.0-alpha.1",
+  "version": "0.3.1-alpha.1",
   "type": "module",
   "scripts": {
     "dev": "vite",
diff --git a/frontend/src-tauri/Cargo.lock b/frontend/src-tauri/Cargo.lock
index 25ca456..278690b 100644
--- a/frontend/src-tauri/Cargo.lock
+++ b/frontend/src-tauri/Cargo.lock
@@ -3242,7 +3242,7 @@ dependencies = [
 
 [[package]]
 name = "notesagent-desktop"
-version = "0.3.0-alpha.1"
+version = "0.3.1-alpha.1"
 dependencies = [
  "argon2",
  "base64 0.22.1",
diff --git a/frontend/src-tauri/Cargo.toml b/frontend/src-tauri/Cargo.toml
index 0ba18fc..b80f04d 100644
--- a/frontend/src-tauri/Cargo.toml
+++ b/frontend/src-tauri/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "notesagent-desktop"
-version = "0.3.0-alpha.1"
+version = "0.3.1-alpha.1"
 edition = "2021"
 rust-version = "1.89"
 
diff --git a/frontend/src-tauri/tauri.conf.json b/frontend/src-tauri/tauri.conf.json
index ccb350f..ff818c8 100644
--- a/frontend/src-tauri/tauri.conf.json
+++ b/frontend/src-tauri/tauri.conf.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://schema.tauri.app/config/2",
   "productName": "OpenNexus",
-  "version": "0.3.0-alpha.1",
+  "version": "0.3.1-alpha.1",
   "identifier": "cc.kronecker.notesagent",
   "build": {
     "beforeDevCommand": "pnpm dev",
diff --git a/frontend/src/services/themeImport.spec.ts b/frontend/src/services/themeImport.spec.ts
index 7aaba83..24f60cd 100644
--- a/frontend/src/services/themeImport.spec.ts
+++ b/frontend/src/services/themeImport.spec.ts
@@ -6,7 +6,7 @@ import paper from '@/assets/themes/paper-moments.theme?raw'
 
 afterEach(() => vi.unstubAllGlobals())
 it('uses the desktop release version for compatibility checks', () => {
-  expect(THEME_APP_VERSION).toBe('0.3.0-alpha.1')
+  expect(THEME_APP_VERSION).toBe('0.3.1-alpha.1')
 })
 it.each(['999.0.0', 'bad', '0.2'])('rejects unsupported minimum app version %s at inspection and install', async version => {
   const source = paper.replace(/min_app_version:.*\r?\n/, `min_app_version: ${version}\n`)