diff --git a/pandora/annotation/models.py b/pandora/annotation/models.py
index 833dc44a..b6d8cce5 100644
--- a/pandora/annotation/models.py
+++ b/pandora/annotation/models.py
@@ -107,8 +107,8 @@ class Annotation(models.Model):
 
     def set_public_id(self):
         public_id = Annotation.objects.filter(item=self.item, id__lt=self.id).count()
-        self.public_id = "%s/%s" % ( self.item.itemId, ox.to26(public_id))
-        Annotation.objects.filter(id=self.id).update(public_id=public_id)
+        self.public_id = "%s/%s" % (self.item.itemId, ox.to26(public_id))
+        Annotation.objects.filter(id=self.id).update(public_id=self.public_id)
 
     def save(self, *args, **kwargs):
         if not self.id: