diff --git a/lib/py/src/transport/sslcompat.py b/lib/py/src/transport/sslcompat.py
index 7bf5e06..8ad4ce4 100644
--- a/lib/py/src/transport/sslcompat.py
+++ b/lib/py/src/transport/sslcompat.py
@@ -25,7 +25,7 @@
 logger = logging.getLogger(__name__)
 
 
-def legacy_validate_callback(self, cert, hostname):
+def legacy_validate_callback(cert, hostname):
     """legacy method to validate the peer's SSL certificate, and to check
     the commonName of the certificate to ensure it matches the hostname we
     used to make this connection.  Does not support subjectAltName records
@@ -36,7 +36,7 @@
     if 'subject' not in cert:
         raise TTransportException(
             TTransportException.NOT_OPEN,
-            'No SSL certificate found from %s:%s' % (self.host, self.port))
+            'No SSL certificate found from %s' % hostname)
     fields = cert['subject']
     for field in fields:
         # ensure structure we get back is what we expect
@@ -57,7 +57,7 @@
             raise TTransportException(
                 TTransportException.UNKNOWN,
                 'Hostname we connected to "%s" doesn\'t match certificate '
-                'provided commonName "%s"' % (self.host, certhost))
+                'provided commonName "%s"' % (hostname, certhost))
     raise TTransportException(
         TTransportException.UNKNOWN,
         'Could not validate SSL certificate from host "%s".  Cert=%s'