diff --git a/kernel/system/do_privctl.c b/kernel/system/do_privctl.c
index c80ec9e6d..aebdfc03b 100644
--- a/kernel/system/do_privctl.c
+++ b/kernel/system/do_privctl.c
@@ -99,6 +99,7 @@ PUBLIC int do_privctl(struct proc * caller, message * m_ptr)
 	      priv(rp)->s_notify_pending.chunk[i] = 0;	/* - notifications */
 	priv(rp)->s_int_pending = 0;			/* - interrupts */
 	sigemptyset(&priv(rp)->s_sig_pending);		/* - signals */
+	reset_timer(&priv(rp)->s_alarm_timer);		/* - alarm */
 	priv(rp)->s_asyntab= -1;			/* - asynsends */
 	priv(rp)->s_asynsize= 0;