diff -up portreserve-0.0.5/src/portreserve.c.pid-file portreserve-0.0.5/src/portreserve.c
--- portreserve-0.0.5/src/portreserve.c.pid-file 2011-06-23 16:50:21.000000000 +0100
+++ portreserve-0.0.5/src/portreserve.c 2013-11-27 09:48:01.073647566 +0000
@@ -314,6 +314,9 @@ portreserve (void)
free (cfgfile);
+ /* Give init a chance to spot our PID file (bug #901988). */
+ sleep (1);
+
return 0;
}