Index: pacemaker/lib/lrmd/lrmd_client.c
===================================================================
--- pacemaker.orig/lib/lrmd/lrmd_client.c
+++ pacemaker/lib/lrmd/lrmd_client.c
@@ -1815,7 +1815,7 @@ list_stonith_agents(lrmd_list_t ** resou
     stonith_key_value_t *dIter = NULL;
 
     if(stonith_api) {
-        stonith_api->cmds->list_agents(stonith_api, st_opt_sync_call, NULL, &stonith_resources, 0);
+        stonith_api->cmds->list_agents(stonith_api, st_opt_sync_call, "heartbeat", &stonith_resources, 0);
         stonith_api->cmds->free(stonith_api);
     }