diff --git a/shared/multisig.py b/shared/multisig.py
index 885adebc..ff755d0c 100644
--- a/shared/multisig.py
+++ b/shared/multisig.py
@@ -712,8 +712,12 @@ class MultisigWallet:
             assert node.privkey() == None       # 'no privkeys plz'
         except ValueError:
             pass
-        # HACK but there is no difference extended_keys - just bech32 hrp
-        assert chain.ctype == expect_chain or expect_chain == "XRT" and chain.ctype == "XTN"      # 'wrong chain'
+
+        if expect_chain == "XRT":
+            # HACK but there is no difference extended_keys - just bech32 hrp
+            assert chain.ctype == "XTN"
+        else:
+            assert chain.ctype == expect_chain      # 'wrong chain'
 
         depth = node.depth()
 
diff --git a/testing/api.py b/testing/api.py
index 00d7fb30..6f6646df 100644
--- a/testing/api.py
+++ b/testing/api.py
@@ -2,15 +2,7 @@
 #
 # needs local bitcoind in PATH
 
-import os
-import time
-import uuid
-import atexit
-import socket
-import shutil
-import pytest
-import tempfile
-import subprocess
+import os, time, uuid, atexit, socket, shutil, pytest, tempfile, subprocess
 from authproxy import AuthServiceProxy, JSONRPCException
 from base64 import b64encode, b64decode
 
diff --git a/testing/pytest.ini b/testing/pytest.ini
index b7d654e3..5c80ecdd 100644
--- a/testing/pytest.ini
+++ b/testing/pytest.ini
@@ -8,7 +8,7 @@ markers =
     veryslow: test takes more than 30 minutes realtime
     qrcode: test uses or tests QR related features
     unfinalized: test cases produces an unfinalized PSBT
-    manual: test cannot be combined with nay others, check for "fully done" in repl (then it will hang - kill it)
+    manual: test cannot be combined with any others, check for "fully done" in repl (then it will hang - kill it)
 
 # DOES NOT WORK. see --disable-warnings instead
 filterwarnings = 
diff --git a/testing/test_multisig.py b/testing/test_multisig.py
index 59303821..d9a1d498 100644
--- a/testing/test_multisig.py
+++ b/testing/test_multisig.py
@@ -1190,6 +1190,7 @@ def fake_ms_txn():
 
     return doit
 
+@pytest.mark.veryslow
 @pytest.mark.unfinalized
 @pytest.mark.parametrize('addr_fmt', [AF_P2SH, AF_P2WSH, AF_P2WSH_P2SH] )
 @pytest.mark.parametrize('num_ins', [ 2, 15 ])
@@ -1726,7 +1727,7 @@ def test_iss6743(repeat, set_seed_words, sim_execfile, try_sign):
     tp = BasicPSBT().parse(psbt_b4)
     (hdr_xpub, hdr_path), = [(v,k) for v,k in tp.xpubs if k[0:4] == pack('<I', expect_xfp)]
     from pycoin.encoding import b2a_hashed_base58
-    assert expect_xpub == b2a_hashed_base58(hdr_xpub[1:])
+    assert expect_xpub == b2a_hashed_base58(hdr_xpub)
     assert derivation == path_to_str(unpack('<%dI' % (len(hdr_path) // 4),hdr_path))
 
     # sign a multisig, with xpubs in globals