diff --git a/apps/jingrow/jingrow/api/local_app_installer.py b/apps/jingrow/jingrow/api/local_app_installer.py
index 154ef6e..9bd1f7f 100644
--- a/apps/jingrow/jingrow/api/local_app_installer.py
+++ b/apps/jingrow/jingrow/api/local_app_installer.py
@@ -545,7 +545,9 @@ async def install_from_git(repo_url: str = Form(...)):
         # 判断是扩展包还是独立应用
         if not has_hooks:
             # 作为扩展包安装到 jingrow 应用内部
-            result = install_package(str(clone_dir), package_info['data'])
+            # 注意：package_info['data']['root_dir'] 已经是 git clone 后进入仓库目录的路径
+            # 但我们传给 install_package 的 temp_dir 应该是仓库内容的实际路径
+            result = install_package(package_info['data']['root_dir'], package_info['data'])
             shutil.rmtree(clone_dir, ignore_errors=True)
             return result
         else:
diff --git a/apps/jingrow/jingrow/utils/app_installer.py b/apps/jingrow/jingrow/utils/app_installer.py
index 02569f6..7552d06 100644
--- a/apps/jingrow/jingrow/utils/app_installer.py
+++ b/apps/jingrow/jingrow/utils/app_installer.py
@@ -71,8 +71,26 @@ def extract_package(zip_path: str) -> Dict[str, Any]:
 def analyze_package(temp_dir: str) -> Dict[str, Any]:
     """分析安装包结构"""
     # 查找根目录
+    if not os.path.exists(temp_dir):
+        return {'success': False, 'error': f'目录不存在: {temp_dir}'}
+    
     root_items = os.listdir(temp_dir)
-    root_dir = os.path.join(temp_dir, root_items[0]) if len(root_items) == 1 and os.path.isdir(os.path.join(temp_dir, root_items[0])) else temp_dir
+    print(f"[DEBUG] analyze_package - temp_dir: {temp_dir}")
+    print(f"[DEBUG] analyze_package - root_items: {root_items}")
+    
+    if not root_items:
+        return {'success': False, 'error': '目录为空'}
+    
+    # 对于 git clone 的目录，跳过 .git，进入仓库名目录
+    # 找到一个不是 .git 的目录作为 root_dir
+    root_dir = temp_dir
+    for item in root_items:
+        item_path = os.path.join(temp_dir, item)
+        if os.path.isdir(item_path) and item != '.git':
+            root_dir = item_path
+            break
+    
+    print(f"[DEBUG] analyze_package - resolved root_dir: {root_dir}")
     
     package_info = {
         'app_name': os.path.basename(root_dir),
@@ -385,6 +403,12 @@ def install_package(temp_dir: str, package_info: Dict[str, Any]) -> Dict[str, An
     root_dir = package_info.get('root_dir', temp_dir)
     app_name = package_info.get('app_name')
     
+    # 调试日志
+    print(f"[DEBUG] install_package - temp_dir: {temp_dir}")
+    print(f"[DEBUG] install_package - root_dir: {root_dir}")
+    print(f"[DEBUG] install_package - app_name: {app_name}")
+    print(f"[DEBUG] install_package - package_info keys: {list(package_info.keys())}")
+    
     # 获取 jingrow 应用目录
     apps_dir, _ = get_app_directories()
     jingrow_backend_dir = apps_dir / "jingrow" / "jingrow"
@@ -392,9 +416,8 @@ def install_package(temp_dir: str, package_info: Dict[str, Any]) -> Dict[str, An
     if not jingrow_backend_dir.exists():
         return {'success': False, 'error': '找不到 jingrow 应用目录'}
     
-    # 检查是否有 app_name 子目录
-    inner_app_dir = os.path.join(root_dir, app_name)
-    source_dir = inner_app_dir if os.path.exists(inner_app_dir) and os.path.isdir(inner_app_dir) else root_dir
+    # 直接使用 root_dir 作为源目录（扩展包只包含模块目录，不需要额外的目录层级）
+    source_dir = root_dir
     
     # 先同步到数据库
     try: