diff --git a/lib/py/src/transport/TSSLSocket.py b/lib/py/src/transport/TSSLSocket.py
index b252c84..c01886d 100644
--- a/lib/py/src/transport/TSSLSocket.py
+++ b/lib/py/src/transport/TSSLSocket.py
@@ -97,7 +97,7 @@
                                       ca_certs=self.ca_certs,
                                       keyfile=self.keyfile,
                                       certfile=self.certfile,
-                                      cert_reqs=self.cert_reqs
+                                      cert_reqs=self.cert_reqs,
                                       ciphers=self.ciphers)
         self.handle.settimeout(self._timeout)
         try: