diff --git a/projectroles/views.py b/projectroles/views.py
index 19940627..2d87c8af 100644
--- a/projectroles/views.py
+++ b/projectroles/views.py
@@ -1721,22 +1721,19 @@ def handle_delete(self, project, request):
         self._create_timeline_event(project, request)
         # Create app alerts
         if app_alerts:
-            roles = project.get_roles()
-            for role_as in roles:
-                user = role_as.user
-                # Skip alerting if same user
-                if user == request.user:
-                    continue
-                app_alerts.add_alert(
-                    app_name=APP_NAME,
-                    alert_name='project_delete',
-                    user=role_as.user,
-                    message=PROJECT_DELETE_MSG.format(
-                        project_type=get_display_name(project.type, title=True),
-                        project_title=project.title,
-                        user_name=request.user.username,
-                    ),
-                )
+            users = [
+                a.user for a in project.get_roles() if a.user != request.user
+            ]
+            app_alerts.add_alerts(
+                app_name=APP_NAME,
+                alert_name='project_delete',
+                users=users,
+                message=PROJECT_DELETE_MSG.format(
+                    project_type=get_display_name(project.type, title=True),
+                    project_title=project.title,
+                    user_name=request.user.username,
+                ),
+            )
         # Send email
         if SEND_EMAIL:
             email.send_project_delete_mail(project, request)