diff --git a/pySim-shell.py b/pySim-shell.py
index 7977ff5..5644466 100755
--- a/pySim-shell.py
+++ b/pySim-shell.py
@@ -40,7 +40,7 @@
 from pySim.cards import card_detect, SimCard
 from pySim.utils import h2b, swap_nibbles, rpad, b2h, h2s, JsonEncoder, bertlv_parse_one
 from pySim.utils import dec_st, sanitize_pin_adm, tabulate_str_list, is_hex, boxed_heading_str
-from pySim.card_handler import card_handler
+from pySim.card_handler import CardHandler
 
 from pySim.filesystem import CardMF, RuntimeState, CardDF, CardADF
 from pySim.ts_51_011 import CardProfileSIM, DF_TELECOM, DF_GSM
@@ -484,7 +484,7 @@
 
 	sl.wait_for_card();
 
-	card_handler = card_handler(sl)
+	card_handler = CardHandler(sl)
 
 	card = card_detect("auto", scc)
 	if card is None: