diff --git a/start.sh b/start.sh
index 7cb4c04..12dada2 100644
--- a/start.sh
+++ b/start.sh
@@ -254,9 +254,8 @@ cat > /app/data/caddy/Caddyfile <<EOT
 
     # Simple JavaScript file that defines the API endpoint
     handle /api-config.js {
-        respond "window.ENTE_CONFIG = { API_URL: '${API_ENDPOINT}' };" 200 {
-            Content-Type "application/javascript"
-        }
+        header Content-Type "application/javascript"
+        respond "window.ENTE_CONFIG = { API_URL: '${API_ENDPOINT}' };" 200
     }
 
     # Photos app - root path