diff --git a/challenges.yml b/challenges.yml
index 500a96d..b72abb6 100644
--- a/challenges.yml
+++ b/challenges.yml
@@ -60,4 +60,5 @@ challenges:
 # Repo checks a challenge does not have to pass: function names from
 # REPO_CHECKS in tracker/checks.py, per repo.
 skip_checks:
+  concert: [no_template_leftovers]  # real challenge, only kept the template's container names
   whoami: [has_solve_script]  # OSINT: there is nothing to script