diff --git a/manifest.yaml b/manifest.yaml
index d337c42ca..b3a6f23bf 100644
--- a/manifest.yaml
+++ b/manifest.yaml
@@ -377,6 +377,7 @@ dublin_core:
   publisher: 'Bussard'
   relation:
   - 'fr/gst'
+  - 'fr/ult'
   - 'hbo/uhb?v=2.1.22'
   - 'el-x-koine/ugnt?v=0.21'
   rights: 'CC BY-SA 4.0'