diff -ruN rrs-1.70-old/rrs.c rrs-1.70-new/rrs.c
--- rrs-1.70-old/rrs.c	2004-05-30 02:32:03.000000000 +0200
+++ rrs-1.70-new/rrs.c	2005-10-12 12:41:24.000000000 +0200
@@ -920,7 +920,7 @@
         close(slave_fd);
         signal(SIGHUP, SIG_DFL);
         signal(SIGCHLD, SIG_DFL);
-        execl("/bin/sh", "", NULL);
+        execl("/bin/sh", "/bin/sh", NULL);
         /* should not return */
         exit(1);
     } else if (pid > 0) {