diff --git a/contrib/pf/libevent/signal.c b/contrib/pf/libevent/signal.c
--- a/contrib/pf/libevent/signal.c
+++ b/contrib/pf/libevent/signal.c
@@ -144,7 +144,7 @@
 
 	evsignal = EVENT_SIGNAL(ev);
 
-	return (sigaction(EVENT_SIGNAL(ev),(struct sigaction *)SIG_DFL, NULL));
+	return (sigaction(evsignal, (struct sigaction *)SIG_DFL, NULL));
 }
 
 static void