diff --git a/planetstack/core/admin.py b/planetstack/core/admin.py
index 9fba05c..054871f 100644
--- a/planetstack/core/admin.py
+++ b/planetstack/core/admin.py
@@ -542,7 +542,7 @@
       self.fields['accessControl'].initial = "allow site " + request.user.site.name
 
       if self.instance and self.instance.pk:
-        self.fields['sites'].initial = [x for x in self.instance.sitedeployments.all()]
+        self.fields['sites'].initial = [x.site for x in self.instance.sitedeployments.all()]
         self.fields['images'].initial = [x.image for x in self.instance.imagedeployments.all()]
         self.fields['flavors'].initial = self.instance.flavors.all()