diff --git a/src/seedsigner/views/psbt_views.py b/src/seedsigner/views/psbt_views.py
index b0a32cd9..6d13d3d6 100644
--- a/src/seedsigner/views/psbt_views.py
+++ b/src/seedsigner/views/psbt_views.py
@@ -524,7 +524,7 @@ def run(self):
         else:
             # Sign PSBT
             sig_cnt = PSBTParser.sig_count(psbt)
-            psbt.sign_with(psbt_parser.root)
+            psbt.sign_with(psbt_parser.root, None)
             trimmed_psbt = PSBTParser.trim(psbt)
 
             if sig_cnt == PSBTParser.sig_count(trimmed_psbt):