diff --git a/pandora/archive/models.py b/pandora/archive/models.py
index 086d0132b..538982d62 100644
--- a/pandora/archive/models.py
+++ b/pandora/archive/models.py
@@ -180,7 +180,7 @@ class File(models.Model):
                 get_name_sort(name, sortname)
         #add all files in one folder to same item
         if self.instances.all().count():
-            folder = os.path.dirname(self.instances.all()[0].path)
+            folder = os.path.dirname(self.instances.all()[0].path) + '/'
             qs = item.models.Item.objects.filter(files__instances__path__startswith=folder)
             if qs.exists():
                 self.item = qs[0]