diff --git a/zentral/contrib/monolith/repository_backends/base.py b/zentral/contrib/monolith/repository_backends/base.py
index 806e43bb91..e57b9b9686 100644
--- a/zentral/contrib/monolith/repository_backends/base.py
+++ b/zentral/contrib/monolith/repository_backends/base.py
@@ -257,7 +257,7 @@ def sync_catalogs(self, event_request=None):
         # archive old catalogs
         for c in (Catalog.objects.annotate(pkginfo_count=Count("pkginfo",
                                                                filter=Q(pkginfo__archived_at__isnull=True)))
-                                 .filter(archived_at__isnull=True, pkginfo_count=0)
+                                 .filter(repository=self.repository, archived_at__isnull=True, pkginfo_count=0)
                                  .exclude(pk__in=found_catalog_pks)):
             self._archive_catalog(c, audit_callback)
         # update repository