diff --git a/lib/index.js b/lib/index.js
index a67554f..46683eb 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -28,7 +28,9 @@ module.exports.controller = (basepath, middleware = []) => {
 
     if (target.__params) {
       target.__params.forEach(({ id, handler }) => {
-        router.param(id, handler);
+        router.param(id, (req, res, next, ...rest) => {
+          Promise.resolve(handler.call(target, req, res, next, ...rest)).catch(next);
+        });
       });
     }