diff --git a/bundles/zfs/metadata.py b/bundles/zfs/metadata.py
index 0ff81c8..624e2a6 100644
--- a/bundles/zfs/metadata.py
+++ b/bundles/zfs/metadata.py
@@ -177,6 +177,7 @@ def monitoring(metadata):
     if metadata.get('zfs/enable_old_snapshots_check', True):
         services['ZFS OLD SNAPSHOTS'] = {
             'command_on_monitored_host': 'sudo /usr/local/share/icinga/plugins/check_zfs_old_snapshots',
+            'vars.sshmon_timeout': 30,
         }
 
     for poolname, _ in metadata.get('zfs/pools').items():