diff --git a/planetstack/ec2_observer/deleters/site_deleter.py b/planetstack/ec2_observer/deleters/site_deleter.py
index 88a4008..b8ca6a1 100644
--- a/planetstack/ec2_observer/deleters/site_deleter.py
+++ b/planetstack/ec2_observer/deleters/site_deleter.py
@@ -1,14 +1,14 @@
-from core.models import Site, SiteDeployment
+from core.models import Site, SiteDeployments
 from observer.deleter import Deleter
-from observer.deleters.site_deployment_deleter import SiteDeploymentDeleter
+from observer.deleters.site_deployment_deleter import SiteDeploymentsDeleter
 
 class SiteDeleter(Deleter):
     model='Site'
     
     def call(self, pk):
         site = Site.objects.get(pk=pk)
-        site_deployments = SiteDeployment.objects.filter(site=site)
-        site_deployment_deleter = SiteDeploymentDeleter()
+        site_deployments = SiteDeployments.objects.filter(site=site)
+        site_deployment_deleter = SiteDeploymentsDeleter()
         for site_deployment in site_deployments:
             site_deployment_deleter(site_deployment.id)
         site.delete()