diff --git a/nodes/fuel.py b/nodes/fuel.py
index c828793..25476dc 100644
--- a/nodes/fuel.py
+++ b/nodes/fuel.py
@@ -1,6 +1,9 @@
+import logging
+
+
 import node
 import fuel_rest_api
-import logging
+from disk_perf_test_tool.utils import parse_creds
 
 
 logger = logging.getLogger("io-perf-tool")
@@ -8,10 +11,18 @@
 
 def discover_fuel_nodes(root_url, credentials, roles):
     """Discover Fuel nodes"""
-    connection = fuel_rest_api.KeystoneAuth(root_url, credentials)
+    user, passwd, tenant = parse_creds(credentials['creds'])
+
+    creds = dict(
+        username=user,
+        password=passwd,
+        tenant_name=tenant,
+    )
+
+    connection = fuel_rest_api.KeystoneAuth(root_url, creds)
     fi = fuel_rest_api.FuelInfo(connection)
     nodes = []
     for role in roles:
         nodes.extend(getattr(fi.nodes, role))
     logger.debug("Found %s fuel nodes" % len(fi.nodes))
-    return [node.Node(n.ip, n.get_roles()) for n in nodes]
\ No newline at end of file
+    return [node.Node(n.ip, n.get_roles()) for n in nodes]