diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index 7196b3c..d3eedef 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -8,6 +8,9 @@ server {
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;
         client_max_body_size 20M;
+        proxy_read_timeout 300s;
+        proxy_connect_timeout 60s;
+        proxy_send_timeout 60s;
     }
 
     location / {
diff --git a/frontend/src/utils/api.js b/frontend/src/utils/api.js
index c52e032..9a1589e 100644
--- a/frontend/src/utils/api.js
+++ b/frontend/src/utils/api.js
@@ -496,7 +496,7 @@ export const api = {
 
     // Return a Promise that resolves with final result
     return new Promise((resolve, reject) => {
-      const url = `${BASE_URL}/prompts/execute-stream?${params}`
+      const url = `${BASE}/prompts/execute-stream?${params}`
 
       const eventSource = new EventSource(url)