diff --git a/wally/main.py b/wally/main.py
index c25d0b6..7851ee5 100644
--- a/wally/main.py
+++ b/wally/main.py
@@ -41,6 +41,7 @@
         self.openstack_nodes_ids = []
         self.sensors_mon_q = None
         self.hw_info = []
+        self.fuel_openstack_creds = None
 
 
 def get_stage_name(func):