diff --git a/planetstack/observer/steps/sync_slice_memberships.py b/planetstack/observer/steps/sync_slice_memberships.py
index c97bd49..66953f1 100644
--- a/planetstack/observer/steps/sync_slice_memberships.py
+++ b/planetstack/observer/steps/sync_slice_memberships.py
@@ -1,6 +1,8 @@
 import os
 import base64
 from planetstack.config import Config
+from observer.openstacksyncstep import OpenStackSyncStep
+from core.models.slice import *
 
 class SyncSliceMemberships(OpenStackSyncStep):
 	requested_interval=0
@@ -9,5 +11,4 @@
 		if slice_memb.user.kuser_id and slice_memb.slice.tenant_id:
 				self.driver.add_user_role(slice_memb.user.kuser_id,
 										  slice_memb.slice.tenant_id,
-										  slice_memb.role.role_type)	
-	   
+										  slice_memb.role.role_type)