diff --git a/SpiNNaker-allocserv/src/main/java/uk/ac/manchester/spinnaker/alloc/admin/AdminImpl.java b/SpiNNaker-allocserv/src/main/java/uk/ac/manchester/spinnaker/alloc/admin/AdminImpl.java
index 4bdc60c89c..da02acc516 100644
--- a/SpiNNaker-allocserv/src/main/java/uk/ac/manchester/spinnaker/alloc/admin/AdminImpl.java
+++ b/SpiNNaker-allocserv/src/main/java/uk/ac/manchester/spinnaker/alloc/admin/AdminImpl.java
@@ -210,10 +210,10 @@ public UserRecord updateUser(int id, UserRecord providedUser, UriInfo ui,
 		log.warn("CALLED updateUser({})", providedUser.getUserName());
 		var adminUser = security.getUserPrincipal().getName();
 		providedUser.setUserId(null);
-		var ub = ui.getBaseUriBuilder().path(DESCRIBE_GROUP);
+		var ub = ui.getBaseUriBuilder().path(DESCRIBE_USER);
 		return userManager
 				.updateUser(id, providedUser, adminUser,
-						m -> ub.build(m.getGroupId()))
+						m -> ub.build(m.getUserId()))
 				.orElseThrow(AdminImpl::noUser).sanitise();
 	}