diff --git a/Modules/cryptmodule.c b/Modules/cryptmodule.c
index d3e0793..1e66039 100644
--- a/Modules/cryptmodule.c
+++ b/Modules/cryptmodule.c
@@ -31,7 +31,7 @@
 
 
 static PyMethodDef crypt_methods[] = {
-	{"crypt",	crypt_crypt, 0, crypt_crypt__doc__},
+	{"crypt",	crypt_crypt, METH_OLDARGS, crypt_crypt__doc__},
 	{NULL,		NULL}		/* sentinel */
 };