diff --git a/go/vt/vttablet/tabletmanager/restore.go b/go/vt/vttablet/tabletmanager/restore.go
index d61bfff2d85..55a3a57285d 100644
--- a/go/vt/vttablet/tabletmanager/restore.go
+++ b/go/vt/vttablet/tabletmanager/restore.go
@@ -189,7 +189,7 @@ func (agent *ActionAgent) getLocalMetadataValues(tabletType topodatapb.TabletTyp
 	tablet := agent.Tablet()
 	values := map[string]string{
 		"Alias":         topoproto.TabletAliasString(tablet.Alias),
-		"ClusterAlias":  fmt.Sprintf("%s/%s", tablet.Keyspace, tablet.Shard),
+		"ClusterAlias":  fmt.Sprintf("%s.%s", tablet.Keyspace, tablet.Shard),
 		"DataCenter":    tablet.Alias.Cell,
 		"PromotionRule": "must_not",
 	}
diff --git a/test/backup.py b/test/backup.py
index 7de8b683851..78e8735fb9b 100755
--- a/test/backup.py
+++ b/test/backup.py
@@ -297,7 +297,7 @@ def _test_backup(self, tablet_type):
     for row in result:
       metadata[row[0]] = row[1]
     self.assertEqual(metadata['Alias'], 'test_nj-0000062346')
-    self.assertEqual(metadata['ClusterAlias'], 'test_keyspace/0')
+    self.assertEqual(metadata['ClusterAlias'], 'test_keyspace.0')
     self.assertEqual(metadata['DataCenter'], 'test_nj')
     if tablet_type == 'replica':
       self.assertEqual(metadata['PromotionRule'], 'neutral')