diff --git a/testing/psbt.py b/testing/psbt.py
index ca556d7d..6dc99c4e 100644
--- a/testing/psbt.py
+++ b/testing/psbt.py
@@ -376,7 +376,7 @@ class BasicPSBT:
         # auto-detect and decode Base64 and Hex.
         if raw[0:10].lower() == b'70736274ff':
             raw = a2b_hex(raw.strip())
-        if raw[0:6] == b'cHNidP':
+        if raw[0:6] in (b'cHNidP', 'cHNidP'):
             raw = b64decode(raw)
         assert raw[0:5] == b'psbt\xff', "bad magic {}".format(raw[0:5])
         with io.BytesIO(raw[5:]) as fd:
diff --git a/testing/test_ccc.py b/testing/test_ccc.py
index ca7e9bf1..68a4c737 100644
--- a/testing/test_ccc.py
+++ b/testing/test_ccc.py
@@ -327,7 +327,6 @@ def setup_ccc(goto_home, pick_menu_item, cap_story, press_select, pass_word_quiz
         if w2fa:
             pick_menu_item(mi_2fa)
 
-
         press_cancel()  # leave Spending Policy
 
         return c_words