--- ldm/src/plugins/ssh/ssh.c	2014-04-01 13:08:29.977015000 +0200
+++ trunk/src/plugins/ssh/ssh.c	2014-04-01 13:07:06.198890374 +0200
@@ -426,7 +426,7 @@
             "-l", sshinfo->username,
             port ? port : "",
             sshinfo->sshoptions ? sshinfo->sshoptions : "",
-            sshinfo->server, "echo " SENTINEL "; exec /bin/sh -", NULL);
+            sshinfo->server, "'echo " SENTINEL " ; exec /bin/sh -'", NULL);
     log_entry("ssh",7,"ssh_session: %s", command);
 
     sshinfo->sshpid = ldm_spawn(command, NULL, NULL, ssh_tty_init);