diff --git a/playbooks/hosts/lists-dev.cloud.fedoraproject.org.yml b/playbooks/hosts/lists-dev.cloud.fedoraproject.org.yml
index 39b805bfae..fd9de8cf75 100644
--- a/playbooks/hosts/lists-dev.cloud.fedoraproject.org.yml
+++ b/playbooks/hosts/lists-dev.cloud.fedoraproject.org.yml
@@ -126,7 +126,7 @@
     mailman_hyperkitty_db_pass: "{{ lists_dev_hk_db_pass }}"
     mailman_kittystore_admin_db_pass: "{{ lists_dev_ks_db_pass }}"
     mailman_kittystore_db_pass: "{{ lists_dev_ks_db_pass }}"
-    mailman_hyperkitty_cookie_key: "{{ lists_dev_hk_cookie_key }}"
+    mailman_hyperkitty_cookie_key: "randomstringusedasacookiesecurekey-yesthisshouldbeinaprivaterepo_butidonthaveaccesstoit"
   - collectd/base
 
   tasks: