diff --git a/platypush/backend/http/app/routes/hook.py b/platypush/backend/http/app/routes/hook.py
index e4e6954b..871d2a99 100644
--- a/platypush/backend/http/app/routes/hook.py
+++ b/platypush/backend/http/app/routes/hook.py
@@ -18,7 +18,7 @@ __routes__ = [
 
 @hook.route('/hook/<hook_name>', methods=['GET', 'POST', 'PUT', 'DELETE', 'PATCH', 'OPTIONS'])
 @authenticate(skip_auth_methods=['session'])
-def hook(hook_name):
+def _hook(hook_name):
     """ Endpoint for custom webhooks """
 
     event_args = {
@@ -29,6 +29,7 @@ def hook(hook_name):
     }
 
     if event_args['data']:
+        # noinspection PyBroadException
         try:
             event_args['data'] = json.loads(event_args['data'])
         except:
@@ -37,12 +38,11 @@ def hook(hook_name):
     event = WebhookEvent(**event_args)
 
     try:
-        response = send_message(event)
-        return Response(json.dumps({'status': 'ok', **event_args}),
-                        mimetype='application/json')
+        send_message(event)
+        return Response(json.dumps({'status': 'ok', **event_args}), mimetype='application/json')
     except Exception as e:
-        logger().error('Error while dispatching webhook event {}: {}'.
-                       format(event, str(e)))
+        logger().exception(e)
+        logger().error('Error while dispatching webhook event {}: {}'.format(event, str(e)))
         abort(500, str(e))
 
 
diff --git a/platypush/message/event/__init__.py b/platypush/message/event/__init__.py
index 966e16e4..968db68f 100644
--- a/platypush/message/event/__init__.py
+++ b/platypush/message/event/__init__.py
@@ -40,7 +40,8 @@ class Event(Message):
         self.disable_web_clients_notification = disable_web_clients_notification
 
         for arg, value in self.args.items():
-            self.__setattr__(arg, value)
+            if arg != 'args':
+                self.__setattr__(arg, value)
 
     @classmethod
     def build(cls, msg):
diff --git a/platypush/message/event/http/hook.py b/platypush/message/event/http/hook.py
index 645da843..1b843067 100644
--- a/platypush/message/event/http/hook.py
+++ b/platypush/message/event/http/hook.py
@@ -20,8 +20,7 @@ class WebhookEvent(Event):
         :type args: dict
         """
 
-        super().__init__(hook=hook, method=method, data=data,
-                         args=args or {}, *argv, **kwargs)
+        super().__init__(hook=hook, method=method, data=data, args=args or {}, *argv, **kwargs)
 
 
 # vim:sw=4:ts=4:et: