diff --git a/hub_api/helpers/session_helper.py b/hub_api/helpers/session_helper.py
index 8f73ce4..5fff078 100644
--- a/hub_api/helpers/session_helper.py
+++ b/hub_api/helpers/session_helper.py
@@ -23,13 +23,14 @@ def expired_sessions_collector(session_timeout_duration):
   """
   while True:
     if bool(sessions):
-      for _session in list(sessions):
-        print(_session)
-        _expire = datetime.datetime.strptime(_session['expire'], '%Y-%m-%d %H:%M:%S.%f')
+      for session_uuid in sessions:
+        print(sessions)
+        print(sessions[session_uuid]['expire'])
+        _expire = datetime.datetime.strptime(sessions[session_uuid]['expire'], '%Y-%m-%d %H:%M:%S.%f')
         if _expire < datetime.datetime.now():
-          print("session for user: ", _session['username'], "expired.")
+          print("session for user: ", sessions[session_uuid]['user'], "expired.")
 
-          del sessions[session]
+          del sessions[session_uuid]
     time.sleep(60 * int(session_timeout_duration))