diff --git a/net/mac802154/iface.c b/net/mac802154/iface.c
index ec92b48..feb0647 100644
--- a/net/mac802154/iface.c
+++ b/net/mac802154/iface.c
@@ -246,6 +246,8 @@
 
 	ASSERT_RTNL();
 
+	hrtimer_cancel(&local->ifs_timer);
+
 	netif_stop_queue(dev);
 	local->open_count--;