diff --git a/hb_server/apps/wf/services.py b/hb_server/apps/wf/services.py
index d78d8f8..c86fcb7 100644
--- a/hb_server/apps/wf/services.py
+++ b/hb_server/apps/wf/services.py
@@ -57,10 +57,11 @@ class WfService(object):
     @classmethod
     def get_ticket_steps(cls, ticket:Ticket):
         steps = cls.get_worlflow_states(ticket.workflow)
+        nsteps_list = []
         for i in steps:
-            if ticket.state.is_hidden and ticket.state != i:
-                steps.remove(i)
-        return steps
+            if ticket.state == i or (not i.is_hidden):
+                nsteps_list.append(i)
+        return nsteps_list
 
     @classmethod
     def get_ticket_transitions(cls, ticket:Ticket):