diff --git a/.upptimerc.yml b/.upptimerc.yml
index c832b8da4..329e431f9 100644
--- a/.upptimerc.yml
+++ b/.upptimerc.yml
@@ -45,10 +45,14 @@ sites:
       - magland
   - name: Ontobee
     url: https://ontobee.org/
+    assignees:
+      - yongqunh
   - name: PURL redirect example1 (ontobee)
     url: http://purl.obolibrary.org/obo/PATO_0000384
     maxRedirects: 6
     __dangerous__body_down_if_text_missing: '<Class rdf:about="http://purl.obolibrary.org/obo/PATO_0001894">'
+    assignees:
+      - yongqunh
   - name: Registry of DataLad (dandisets query)
     url: https://registry.datalad.org/overview/?query=url%3A%22github.com%2Fdandisets%22
   - name: WebDAV