diff --git a/invenio_records/api.py b/invenio_records/api.py
index c19de11e..dd5bbe3e 100644
--- a/invenio_records/api.py
+++ b/invenio_records/api.py
@@ -544,7 +544,7 @@ def revert(self, revision_id):
         if self.model is None:
             raise MissingModelError()
 
-        revision = list(self.revisions)[revision_id]
+        revision = self.revisions[revision_id]
 
         with db.session.begin_nested():
             if self.send_signals: