diff --git a/addons/website_forum/controllers/main.py b/addons/website_forum/controllers/main.py
index a221d97284f..8bda6b5393e 100644
--- a/addons/website_forum/controllers/main.py
+++ b/addons/website_forum/controllers/main.py
@@ -315,9 +315,9 @@ class WebsiteForum(http.Controller):
             return {'error': 'anonymous_user'}
 
         # set all answers to False, only one can be accepted
-        request.registry['forum.post'].write(cr, uid, [c.id for c in post.parent_id.child_ids], {'is_correct': False}, context=context)
+        request.registry['forum.post'].write(cr, uid, [c.id for c in post.parent_id.child_ids if not c.id == post.id], {'is_correct': False}, context=context)
         request.registry['forum.post'].write(cr, uid, [post.id], {'is_correct': not post.is_correct}, context=context)
-        return not post.is_correct
+        return post.is_correct
 
     @http.route('/forum/<model("forum.forum"):forum>/post/<model("forum.post"):post>/delete', type='http', auth="user", methods=['POST'], website=True)
     def post_delete(self, forum, post, **kwargs):