diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index f530d6e3bf..e2b17486db 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -4,38 +4,26 @@ updates:
     directory: "/"
     schedule:
       interval: "monthly"
-    open-pull-requests-limit: 7
+    open-pull-requests-limit: 5
     target-branch: "main"
     commit-message:
       prefix: "chore"
       include: "scope"
+    ignore:
+      - dependency-name: "*"
+        update-types:
+          - "version-update:semver-major"
+      - dependency-name: "@google/genai"
+      - dependency-name: "antd"
+      - dependency-name: "epub"
+      - dependency-name: "openai"
     groups:
-      # 核心框架
-      core-framework:
+      # CherryStudio 自定义包
+      cherrystudio-packages:
         patterns:
-          - "react"
-          - "react-dom"
-          - "electron"
-          - "typescript"
-          - "@types/react*"
-          - "@types/node"
-        update-types:
-          - "minor"
-          - "patch"
-
-      # Electron 生态和构建工具
-      electron-build:
-        patterns:
-          - "electron-*"
-          - "@electron*"
-          - "vite"
-          - "@vitejs/*"
-          - "dotenv-cli"
-          - "rollup-plugin-*"
-          - "@swc/*"
-        update-types:
-          - "minor"
-          - "patch"
+          - "@cherrystudio/*"
+          - "@kangfenmao/*"
+          - "selection-hook"
 
       # 测试工具
       testing-tools:
@@ -44,30 +32,40 @@ updates:
           - "@vitest/*"
           - "playwright"
           - "@playwright/*"
-          - "eslint*"
-          - "@eslint*"
+          - "testing-library/*"
+          - "jest-styled-components"
+
+      # Lint 工具
+      lint-tools:
+        patterns:
+          - "eslint"
+          - "eslint-plugin-*"
+          - "@eslint/*"
+          - "@eslint-react/*"
+          - "@electron-toolkit/eslint-config-*"
           - "prettier"
           - "husky"
           - "lint-staged"
-        update-types:
-          - "minor"
-          - "patch"
 
-      # CherryStudio 自定义包
-      cherrystudio-packages:
+      # Markdown
+      markdown:
         patterns:
-          - "@cherrystudio/*"
-        update-types:
-          - "minor"
-          - "patch"
-
-      # 兜底其他 dependencies
-      other-dependencies:
-        dependency-type: "production"
-
-      # 兜底其他 devDependencies
-      other-dev-dependencies:
-        dependency-type: "development"
+          - "react-markdown"
+          - "rehype-katex"
+          - "rehype-mathjax"
+          - "rehype-raw"
+          - "remark-cjk-friendly"
+          - "remark-gfm"
+          - "remark-math"
+          - "remove-markdown"
+          - "markdown-it"
+          - "@shikijs/markdown-it"
+          - "shiki"
+          - "@uiw/codemirror-extensions-langs"
+          - "@uiw/codemirror-themes-all"
+          - "@uiw/react-codemirror"
+          - "fast-diff"
+          - "mermaid"
 
   - package-ecosystem: "github-actions"
     directory: "/"