diff --git a/client/src/setupProxy.js b/client/src/setupProxy.js
index da75db0..f404813 100644
--- a/client/src/setupProxy.js
+++ b/client/src/setupProxy.js
@@ -1,14 +1,17 @@
 const { createProxyMiddleware } = require('http-proxy-middleware');
 
 module.exports = (app) => {
-  app.use(
-    createProxyMiddleware({
-      target: 'http://127.0.0.1:8000',
-      changeOrigin: true,
-      pathFilter: (path) =>
-        path.startsWith('/api') ||
-        path.startsWith('/static/uploads') ||
-        path.startsWith('/static/explain'),
-    })
-  );
+  const proxy = createProxyMiddleware({
+    target: 'http://127.0.0.1:8000',
+    changeOrigin: true,
+  });
+
+  // Filter before proxying so both v2 and v3 preserve frontend routes.
+  app.use((req, res, next) => {
+    const path = req.path;
+    const isBackendPath = ['/api', '/static/uploads', '/static/explain'].some(
+      (prefix) => path === prefix || path.startsWith(`${prefix}/`)
+    );
+    return isBackendPath ? proxy(req, res, next) : next();
+  });
 };
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 4a044d2..ec94ed7 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -62,7 +62,7 @@ services:
       - redis
 
   react:
-    image: seoyunje/deepguard-react:1.0.17
+    image: seoyunje/deepguard-react:1.0.18
     container_name: deepguard-react
     networks: [deepguard-network]
     ports: