diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 4362d95ae1ff13..6df7401133a41b 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -2652,7 +2652,6 @@ getsockaddrlen(PySocketSockObject *s, socklen_t *len_ret)
 #ifdef AF_DIVERT
     case AF_DIVERT:
         /* FreeBSD divert(4) sockets use sockaddr_in: fall-through */
-       _Py_FALLTHROUGH;
 #endif /* AF_DIVERT */
 
     case AF_INET: