diff --git a/mdadm.c b/mdadm.c
index ccd0933..67823d5 100644
--- a/mdadm.c
+++ b/mdadm.c
@@ -704,7 +704,7 @@ int main(int argc, char *argv[])
 			test = 1;
 			continue;
 		case O(MONITOR,'y'): /* log messages to syslog */
-			openlog("mdadm", 0, SYSLOG_FACILITY);
+			openlog("mdadm", LOG_PID, SYSLOG_FACILITY);
 			dosyslog = 1;
 			continue;