diff --git a/timmy/cli.py b/timmy/cli.py
index 704f30e..5b7be24 100755
--- a/timmy/cli.py
+++ b/timmy/cli.py
@@ -135,6 +135,9 @@ def parse_args():
                               'selected if more -v are provided it will '
                               'step to INFO and DEBUG unless the option '
                               '-q(--quiet) is specified'))
+    parser.add_argument('--fuel-cli', action='store_true',
+                        help=('Use fuel command line client instead of '
+                              'fuelclient library'))
     return parser
 
 
@@ -201,6 +204,8 @@ def main(argv=None):
     if args.dest_file:
         conf['archive_dir'] = os.path.split(args.dest_file)[0]
         conf['archive_name'] = os.path.split(args.dest_file)[1]
+    if args.fuel_cli:
+        conf['fuelclient'] = False
     logger.info('Using rqdir: %s, rqfile: %s' %
                 (conf['rqdir'], conf['rqfile']))
     nm = pretty_run(args.quiet, 'Initializing node data',
diff --git a/timmy/conf.py b/timmy/conf.py
index 6aa3bf9..3112fbb 100644
--- a/timmy/conf.py
+++ b/timmy/conf.py
@@ -15,6 +15,8 @@ def load_conf(filename):
     conf['fuel_ip'] = '127.0.0.1'
     conf['fuel_user'] = 'admin'
     conf['fuel_pass'] = 'admin'
+    conf['fuel_tenant'] = 'admin'
+    conf['fuelclient'] = True  # use fuelclient library by default
     conf['timeout'] = 15
     conf['prefix'] = 'nice -n 19 ionice -c 3'
     rqdir = 'rq'
diff --git a/timmy/env.py b/timmy/env.py
index 7d26a8a..765912b 100644
--- a/timmy/env.py
+++ b/timmy/env.py
@@ -1,5 +1,5 @@
 project_name = 'timmy'
-version = '1.5.1'
+version = '1.6.0'
 
 if __name__ == '__main__':
     exit(0)
diff --git a/timmy/nodes.py b/timmy/nodes.py
index ada503c..9c8bc00 100644
--- a/timmy/nodes.py
+++ b/timmy/nodes.py
@@ -29,6 +29,12 @@ from datetime import datetime
 import tools
 from tools import w_list, run_with_lock
 from copy import deepcopy
+try:
+    from fuelclient.client import Client
+    from fuelclient.client import logger
+    logger.handlers = []
+except:
+    Client = None
 
 
 class Node(object):
@@ -167,10 +173,10 @@ class Node(object):
             self.logger.warning('node: %s: could not determine'
                                 ' MOS release' % self.id)
         else:
-            self.release = release.strip('\n "\'')
+            release = release.strip('\n "\'')
         self.logger.info('node: %s, MOS release: %s' %
-                         (self.id, self.release))
-        return self.release
+                         (self.id, release))
+        return release
 
     def exec_cmd(self, fake=False, ok_codes=None):
         sn = 'node-%s' % self.id
@@ -391,7 +397,13 @@ class NodeManager(object):
         if nodes_json:
             self.nodes_json = tools.load_json_file(nodes_json)
         else:
-            self.nodes_json = json.loads(self.get_nodes_json())
+            if Client and conf['fuelclient']:
+                if ((not self.get_nodes_fuelclient()) and
+                        (not self.get_nodes_cli())):
+                    sys.exit(4)
+            else:
+                if not self.get_nodes_cli():
+                    sys.exit(4)
         self.nodes_init()
         # apply soft-filter on all nodes
         for node in self.nodes.values():
@@ -505,7 +517,25 @@ class NodeManager(object):
             fuelnode.filtered_out = True
         self.nodes[self.conf['fuel_ip']] = fuelnode
 
-    def get_nodes_json(self):
+    def get_nodes_fuelclient(self):
+        try:
+            self.logger.info('Setup fuelclient instance')
+            c = Client()
+            c.username = self.conf['fuel_user']
+            c.password = self.conf['fuel_pass']
+            c.tenant_name = self.conf['fuel_tenant']
+            # c.debug_mode(True)
+            self.nodes_json = c.get_request('nodes')
+            self.logger.debug(self.nodes_json)
+            return True
+        except Exception as e:
+            self.logger.warning(("NodeManager: can't "
+                                 "get node list from fuel client:\n%s" % (e)),
+                                exc_info=True)
+            return False
+
+    def get_nodes_cli(self):
+        self.logger.info('use CLI for getting node information')
         fuelnode = self.nodes[self.conf['fuel_ip']]
         fuel_node_cmd = ('fuel node list --json --user %s --password %s' %
                          (self.conf['fuel_user'],
@@ -516,10 +546,12 @@ class NodeManager(object):
                                                timeout=fuelnode.timeout,
                                                prefix=fuelnode.prefix)
         if code != 0:
-            self.logger.critical(('NodeManager: cannot get '
-                                  'fuel node list: %s') % err)
-            sys.exit(4)
-        return nodes_json
+            self.logger.warning(('NodeManager: cannot get '
+                                 'fuel node list from CLI: %s') % err)
+            self.nodes_json = None
+            return False
+        self.nodes_json = json.loads(nodes_json)
+        return True
 
     def nodes_init(self):
         for node_data in self.nodes_json:
diff --git a/timmy/tools.py b/timmy/tools.py
index 9434c63..50a85c5 100644
--- a/timmy/tools.py
+++ b/timmy/tools.py
@@ -31,7 +31,6 @@ from flock import FLock
 from tempfile import gettempdir
 from pipes import quote
 
-
 logger = logging.getLogger(__name__)
 slowpipe = '''
 import sys
@@ -343,5 +342,6 @@ def free_space(destdir, timeout):
 def w_list(value):
     return value if type(value) == list else [value]
 
+
 if __name__ == '__main__':
     exit(0)