diff --git a/backend/windmill-api/src/mcp/core.rs b/backend/windmill-api/src/mcp/core.rs
index 7699853559..e23f44ad35 100644
--- a/backend/windmill-api/src/mcp/core.rs
+++ b/backend/windmill-api/src/mcp/core.rs
@@ -546,7 +546,7 @@ pub async fn setup_mcp_server(
     let service =
         StreamableHttpService::new(move || Ok(runner.clone()), session_manager, service_config);
 
-    let router = Router::new().nest_service("/", service);
+    let router = Router::new().fallback_service(service);
     Ok((router, cancellation_token))
 }