diff --git a/ui/code-owners-service.js b/ui/code-owners-service.js
index 13f18d7..5f6bc92 100644
--- a/ui/code-owners-service.js
+++ b/ui/code-owners-service.js
@@ -109,7 +109,7 @@
   listOwnersForPath(changeId, path) {
     return this.restApi.get(
         `/changes/${changeId}/revisions/current/code_owners` +
-        `/${encodeURIComponent(path)}?limit=5&o=DETAILS`
+        `/${encodeURIComponent(path)}?limit=5&o=DETAILS&resolve-all-users=true`
     );
   }