diff --git a/proton/cert_pinning.py b/proton/cert_pinning.py
index e39298b..b33b9ec 100644
--- a/proton/cert_pinning.py
+++ b/proton/cert_pinning.py
@@ -44,7 +44,6 @@ def __init__(
             super(TLSPinningHTTPSConnectionPool, self).__init__(
                 host,
                 port,
-                strict,
                 timeout,
                 maxsize,
                 block,
@@ -67,7 +66,6 @@ def __init__(
             super(TLSPinningHTTPSConnectionPool, self).__init__(
                 host,
                 port,
-                strict,
                 timeout,
                 maxsize,
                 block,