1 files changed, 2 insertions, 4 deletions

diff --git a/src/mailman_pgp/pgp/mime_multisig.py b/src/mailman_pgp/pgp/mime_multisig.py
index 1061b64..d7ad00a 100644
--- a/src/mailman_pgp/pgp/mime_multisig.py
+++ b/src/mailman_pgp/pgp/mime_multisig.py
@@ -112,14 +112,12 @@ class MIMEMultiSigWrapper(MIMEWrapper):
         copy_headers(msg, out)
         return out
 
-    def sign(self, key, hash=None):
+    def sign(self, key, **kwargs):
         """
         Sign a message with key.
 
         :param key: The key to sign with.
         :type key: pgpy.PGPKey
-        :param hash:
-        :type hash: pgpy.constants.HashAlgorithm
         :return: The signed message.
         :rtype: mailman.email.message.Message
         """
@@ -134,7 +132,7 @@ class MIMEMultiSigWrapper(MIMEWrapper):
         signatures = [PGPSignature.from_blob(sig_msg.get_payload())
                       for sig_msg in sig_msgs]
         signature = PGPDetachedSignature()
-        signature |= key.sign(payload_msg.as_string(), hash=hash)
+        signature |= key.sign(payload_msg.as_string(), **kwargs)
         return self._wrap_signed_multiple(self.msg, payload_msg, sig_msgs,
                                           signatures, signature)