diff --git a/pySim-trace.py b/pySim-trace.py
index 4c8696d..ba1568c 100755
--- a/pySim-trace.py
+++ b/pySim-trace.py
@@ -11,7 +11,7 @@
 from pySim.cards import UiccCardBase
 from pySim.commands import SimCardCommands
 from pySim.profile import CardProfile
-from pySim.ts_102_221 import CardProfileUICCSIM
+from pySim.ts_102_221 import CardProfileUICC
 from pySim.ts_31_102 import CardApplicationUSIM
 from pySim.ts_31_103 import CardApplicationISIM
 from pySim.transport import LinkBase
@@ -70,8 +70,9 @@
 
 class Tracer:
     def __init__(self, **kwargs):
-        # we assume a generic SIM + UICC + USIM + ISIM card
-        profile = CardProfileUICCSIM()
+        # we assume a generic UICC profile; as all APDUs return 9000 in DummySimLink above,
+        # all CardProfileAddon (including SIM) will probe successful.
+        profile = CardProfileUICC()
         profile.add_application(CardApplicationUSIM())
         profile.add_application(CardApplicationISIM())
         scc = SimCardCommands(transport=DummySimLink())