diff --git a/src/server/slave.c b/src/server/slave.c
--- a/src/server/slave.c
+++ b/src/server/slave.c
@@ -89,7 +89,7 @@ options_init(argc,argv,&my_cfg, myopts, 
 
 /* If there's no key or username in the conf, let them know! */
 	if(key == NULL || username == NULL){
-		fprintf(stderr,"You didn't register! \n Please register (Invoke 'distrenslave -c <username> <emailaddr> to register) \nor add your username to distrenslave.conf");
+	  fprintf(stderr, "You didn't register! Please register (Invoke '%s -c <username> <emailaddr> to register) or add your username to distrenslave.conf\n", argv[0]);
 	}
 	else if(key != NULL || username != NULL){
 		loginuser(username); // Logs in user to the server