diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index c3f4824..71edcec 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -11,7 +11,7 @@ RUN npm ci
 COPY . .
 
 # 设置构建参数并构建（默认使用相对路径，由 nginx 代理）
-ARG VITE_PB_URL=/api
+ARG VITE_PB_URL=
 ENV VITE_PB_URL=$VITE_PB_URL
 
 RUN npm run build
diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index d92ef32..c4eb609 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -14,7 +14,7 @@ server {
 
     # API 代理到局域网 PocketBase
     location /api/ {
-        proxy_pass http://192.168.1.14:8711/;
+        proxy_pass http://192.168.1.14:8090;
         proxy_http_version 1.1;
         proxy_set_header Upgrade $http_upgrade;
         proxy_set_header Connection 'upgrade';
diff --git a/frontend/src/api/pocketbase.ts b/frontend/src/api/pocketbase.ts
index dfa679c..86018b8 100644
--- a/frontend/src/api/pocketbase.ts
+++ b/frontend/src/api/pocketbase.ts
@@ -1,7 +1,7 @@
 // src/api/pocketbase.ts
 import PocketBase from 'pocketbase'
 
-const pbUrl = import.meta.env.VITE_PB_URL || 'http://localhost:8090'
+const pbUrl = import.meta.env.VITE_PB_URL || window.location.origin
 
 export const pb = new PocketBase(pbUrl)