diff --git a/app.py b/app.py
index b84107d..00bc584 100644
--- a/app.py
+++ b/app.py
@@ -44,6 +44,10 @@ CORS(app)
 CAPTURE_DIR = Path(tempfile.gettempdir()) / "web_captures"
 CAPTURE_DIR.mkdir(exist_ok=True)
 
+# agent-browser socket 目录
+os.environ.setdefault("AGENT_BROWSER_SOCKET_DIR", "/tmp/agent-browser-sockets")
+Path(os.environ["AGENT_BROWSER_SOCKET_DIR"]).mkdir(exist_ok=True, parents=True)
+
 
 class AgentBrowserSession:
     """agent-browser 会话管理器"""
diff --git a/templates/index.html b/templates/index.html
index 607fd14..de67b77 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -405,7 +405,7 @@
             submitBtn.disabled = true;
             
             try {
-                const response = await fetch('http://localhost:16025/api/capture', {
+                const response = await fetch('/api/capture', {
                     method: 'POST',
                     headers: {
                         'Content-Type': 'application/json'