diff --git a/planetstack/core/admin.py b/planetstack/core/admin.py
index 996e22d..2a77f3f 100644
--- a/planetstack/core/admin.py
+++ b/planetstack/core/admin.py
@@ -422,6 +422,7 @@
     save_on_top = False
     
     def save_model(self, request, obj, form, change):
+        obj.caller = request.user
         # update openstack connection to use this site/tenant
         obj.save_by_user(request.user)