diff --git a/src/pacemaker.c b/src/pacemaker.c
index a560c7e..ffe54ed 100644
--- a/src/pacemaker.c
+++ b/src/pacemaker.c
@@ -1,169 +1,171 @@
 /* 
  * Copyright (C) 2011 Jiaju Zhang <jjzhang@suse.de>
  * 
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  * 
  * This software is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
  * 
  * You should have received a copy of the GNU General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
 #include <stdio.h>
 #include "log.h"
 #include "pacemaker.h"
 
 #define COMMAND_MAX	256
 
 static void pcmk_grant_ticket(const void *ticket)
 {
 	FILE *p;
 	char cmd[COMMAND_MAX];
 
-	snprintf(cmd, COMMAND_MAX, "crm_ticket -t %s -v true", (char *)ticket);
+	snprintf(cmd, COMMAND_MAX, "crm_ticket -t %s -v true --force",
+		 (char *)ticket);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	pclose(p);
 
 	return;
 }
 
 static void pcmk_revoke_ticket(const void *ticket)
 {
 	FILE *p;
 	char cmd[COMMAND_MAX];
 
-	snprintf(cmd, COMMAND_MAX, "crm_ticket -t %s -v false", (char *)ticket);
+	snprintf(cmd, COMMAND_MAX, "crm_ticket -t %s -v false --force",
+		 (char *)ticket);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	pclose(p);
 
 	return;
 }
 
 static void pcmk_store_ticket(const void *ticket, int owner, int ballot,
 			      unsigned long long expires)
 {
 	FILE *p;
 	char cmd[COMMAND_MAX];
 
 	snprintf(cmd, COMMAND_MAX,
 		 "crm_attribute -t tickets -n owner-%s -v %d",
 		 (char *)ticket, owner);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	pclose(p);
 
 	snprintf(cmd, COMMAND_MAX,
 		 "crm_attribute -t tickets -n expires-%s -v %llu",
 		 (char *)ticket, expires);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	pclose(p);
 
 	snprintf(cmd, COMMAND_MAX,
 		 "crm_attribute -t tickets -n ballot-%s -v %d",
 		 (char *)ticket, ballot);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	pclose(p);
 
 	return;
 }
 
 static void pcmk_load_ticket(const void *ticket, int *owner, int *ballot,
 			     unsigned long long *expires)
 {
 	FILE *p;
 	char cmd[COMMAND_MAX];
 	char line[256];
 	int ow, ba;
 	unsigned long long ex;
 
 	snprintf(cmd, COMMAND_MAX,
 		 "crm_attribute -t tickets -n owner-%s -G --quiet",
 		 (char *)ticket);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	if (fgets(line, sizeof(line) - 1, p) == NULL) {
 		pclose(p);
 		return;
 	}
 	if (sscanf(line, "%d", &ow) == 1)
 		*owner = ow;
 	pclose(p);
 	
 	snprintf(cmd, COMMAND_MAX,
 		 "crm_attribute -t tickets -n expires-%s -G --quiet",
 		 (char *)ticket);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	if (fgets(line, sizeof(line) - 1, p) == NULL) {
 		pclose(p);
 		return;
 	}
 	if (sscanf(line, "%llu", &ex) == 1)
 		*expires = ex;
 	pclose(p);
 
 	snprintf(cmd, COMMAND_MAX,
 		 "crm_attribute -t tickets -n ballot-%s -G --quiet",
 		 (char *)ticket);
 	log_info("command: '%s' was executed", cmd);
 	p = popen(cmd, "r");
 	if (p == NULL) {
 		log_error("popen error: %s", cmd);
 		return;
 	}
 	if (fgets(line, sizeof(line) - 1, p) == NULL) {
 		pclose(p);
 		return;
 	}
 	if (sscanf(line, "%d", &ba) == 1)
 		*ballot = ba;
 	pclose(p);
 
 	return;
 }
 
 struct ticket_handler pcmk_handler = {
 	.grant_ticket   = pcmk_grant_ticket,
 	.revoke_ticket  = pcmk_revoke_ticket,
 	.store_ticket   = pcmk_store_ticket,
 	.load_ticket    = pcmk_load_ticket,
 };