diff --git a/Doc/library/multiprocessing.rst b/Doc/library/multiprocessing.rst
index b7d11941c73..6f9298ad28d 100644
--- a/Doc/library/multiprocessing.rst
+++ b/Doc/library/multiprocessing.rst
@@ -1744,7 +1744,7 @@ authentication* using the :mod:`hmac` module.
    then a welcome message is sent to the other end of the connection.  Otherwise
    :exc:`AuthenticationError` is raised.
 
-.. function:: answerChallenge(connection, authkey)
+.. function:: answer_challenge(connection, authkey)
 
    Receive a message, calculate the digest of the message using *authkey* as the
    key, and then send the digest back.