diff --git a/addons/website_blog/models/website_blog.py b/addons/website_blog/models/website_blog.py
index c2747094b62..e5c39e8b594 100644
--- a/addons/website_blog/models/website_blog.py
+++ b/addons/website_blog/models/website_blog.py
@@ -207,11 +207,12 @@ class BlogPost(models.Model):
 
     @api.multi
     def write(self, vals):
-        self.ensure_one()
-        if 'website_published' in vals and 'published_date' not in vals:
-            if self.published_date <= fields.Datetime.now():
-                vals['published_date'] = vals['website_published'] and fields.Datetime.now()
-        result = super(BlogPost, self).write(vals)
+        result = True
+        for post in self:
+            copy_vals = vals
+            if 'website_published' in vals and 'published_date' not in vals and post.published_date <= fields.Datetime.now():
+                copy_vals['published_date'] = vals['website_published'] and fields.Datetime.now() or False
+            result &= super(BlogPost, self).write(copy_vals)
         self._check_for_publication(vals)
         return result