diff --git a/taskcluster/ci/release-secondary-update-verify-config/kind.yml b/taskcluster/ci/release-secondary-update-verify-config/kind.yml
index 049ce8acd312..e63f67d95b71 100644
--- a/taskcluster/ci/release-secondary-update-verify-config/kind.yml
+++ b/taskcluster/ci/release-secondary-update-verify-config/kind.yml
@@ -28,6 +28,7 @@ job-defaults:
       sparse-profile: mozharness
    extra:
       app-name: browser
+      branch-prefix: mozilla
       product: firefox
       archive-prefix:
          by-project:
diff --git a/taskcluster/taskgraph/transforms/update_verify_config.py b/taskcluster/taskgraph/transforms/update_verify_config.py
index fe0a17fc8aae..756136964db9 100644
--- a/taskcluster/taskgraph/transforms/update_verify_config.py
+++ b/taskcluster/taskgraph/transforms/update_verify_config.py
@@ -58,6 +58,8 @@ def add_command(config, tasks):
         task["description"] = "generate update verify config for {}".format(
             task["attributes"]["build_platform"]
         )
+        from pprint import pprint
+        pprint(task['extra'])
 
         command = [
             "cd", "/builds/worker/checkouts/gecko", "&&"