diff --git a/ubuntutools/lp/lpapicache.py b/ubuntutools/lp/lpapicache.py
index ec148a2..df1dabd 100644
--- a/ubuntutools/lp/lpapicache.py
+++ b/ubuntutools/lp/lpapicache.py
@@ -747,7 +747,8 @@ class Archive(BaseWrapper):
                 set(
                     PersonTeam(permission.person_link) for permission in
                     self._lpobject.getUploadersForPackage(source_package_name=source_package_name)
-                )
+                ),
+                key=lambda s: s.name
             )
         return self._pkg_uploaders[source_package_name]