diff --git a/eve_api/tasks/account.py b/eve_api/tasks/account.py
index d76b909..566a8d3 100644
--- a/eve_api/tasks/account.py
+++ b/eve_api/tasks/account.py
@@ -109,12 +109,12 @@ def import_apikey_func(api_userid, api_key, user=None, force_cache=False):
 
     # Process the account's character list
     charlist = set(account.characters.all().values_list('id', flat=True))
-    newcharlist = set([])
+    newcharlist = []
     for char in doc['result']['characters']:
         import_eve_character.delay(char['characterID'], api_key, api_userid, callback=link_char_to_account.subtask(account=account.id))
         newcharlist.append(int(char['characterID']))
 
-    toremove = charlist - newcharlist
+    toremove = charlist - set(newcharlist)
     for char in account.characters.filter(id__in=toremove):
         account.characters.remove(char)
     return account