diff --git a/inventory/groups.yaml b/inventory/groups.yaml
index 13823f846e..3695b6230a 100644
--- a/inventory/groups.yaml
+++ b/inventory/groups.yaml
@@ -74,7 +74,7 @@ groups:
     - translate-dev[0-9]*.open*.org
     - wiki-dev[0-9]*.open*.org
     - wiki[0-9]*.open*.org
-    - zk01.open*.org
+    - zk[0-9]*.open*.org
   gerrit:
     - review-dev[0-9]*.open*.org
     - review[0-9]*.open*.org