diff --git a/base/hostconfig/auto02.sls b/base/hostconfig/auto02.sls
index f0830bb..e477e8c 100644
--- a/base/hostconfig/auto02.sls
+++ b/base/hostconfig/auto02.sls
@@ -6,6 +6,10 @@ pki:
   - auto-conf.chaos
   - pihole.chaos
   - nodered.chaos
+  
+os:
+  release: bullseye
+  
 systemd:
   service:
     container-node-red: