diff --git a/Python/etc/cron.d/munin-crans b/Python/etc/cron.d/munin-crans
index 0b2686f..293293e 100644
--- a/Python/etc/cron.d/munin-crans
+++ b/Python/etc/cron.d/munin-crans
@@ -11,7 +11,9 @@ info["group"] = "root"
 
 import hosts_plugins as h_p
 
-cron_lines = h_p.hosts_crons.get(hostname,None)
+cron_lines = []
+for group in metadata.groups:
+    cron_lines += h_p.hosts_crons.get(group, [])
 
 header("""Commandes cron pour les plugins munin custom Cr@ns""")