diff --git a/backend/package.json b/backend/package.json
index 9757847..c46f131 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.14.433",
+  "version": "2.14.434",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and ShadowRocket.",
   "main": "src/main.js",
   "scripts": {
diff --git a/backend/src/utils/flow.js b/backend/src/utils/flow.js
index f7bd676..176d565 100644
--- a/backend/src/utils/flow.js
+++ b/backend/src/utils/flow.js
@@ -18,7 +18,9 @@ export function getFlowField(headers) {
         }
     }
 
-    return `${sub || ''}${webPage ? `;app_url=${webPage}` : ''}`;
+    return `${sub || ''}${
+        webPage ? `; app_url=${encodeURIComponent(webPage)}` : ''
+    }`;
 }
 export async function getFlowHeaders(
     rawUrl,