diff --git a/src/tests/test_blindsig.py b/src/tests/test_blindsig.py
index 76902347..ad6673e7 100644
--- a/src/tests/test_blindsig.py
+++ b/src/tests/test_blindsig.py
@@ -4,9 +4,6 @@ Test for ECC blind signatures
 import os
 import unittest
 from hashlib import sha256
-from .common import skip_python3
-
-skip_python3()
 
 from pybitmessage.pyelliptic import ECCBlind, ECCBlindChain, OpenSSL
 
@@ -200,7 +197,7 @@ class TestBlindSig(unittest.TestCase):
                 output.extend(pubkey)
             output.extend(signature)
             signer_obj = child_obj
-        verifychain = ECCBlindChain(ca=ca.pubkey(), chain=str(output))
+        verifychain = ECCBlindChain(ca=ca.pubkey(), chain=bytes(output))
         self.assertFalse(verifychain.verify(msg, 1))
 
     def test_blind_sig_chain_wrong_msg(self):  # pylint: disable=too-many-locals
@@ -235,7 +232,7 @@ class TestBlindSig(unittest.TestCase):
                 output.extend(pubkey)
             output.extend(signature)
             signer_obj = child_obj
-        verifychain = ECCBlindChain(ca=ca.pubkey(), chain=str(output))
+        verifychain = ECCBlindChain(ca=ca.pubkey(), chain=bytes(output))
         self.assertFalse(verifychain.verify(fake_msg, 1))
 
     def test_blind_sig_chain_wrong_intermediary(self):  # pylint: disable=too-many-locals
@@ -273,5 +270,5 @@ class TestBlindSig(unittest.TestCase):
                 output.extend(pubkey)
             output.extend(signature)
             signer_obj = child_obj
-        verifychain = ECCBlindChain(ca=ca.pubkey(), chain=str(output))
+        verifychain = ECCBlindChain(ca=ca.pubkey(), chain=bytes(output))
         self.assertFalse(verifychain.verify(msg, 1))