diff --git a/include/event2/rpc.h b/include/event2/rpc.h
index e7ada0b6..1bc31d57 100644
--- a/include/event2/rpc.h
+++ b/include/event2/rpc.h
@@ -330,10 +330,10 @@ void evrpc_free(struct evrpc_base *base);
 #define EVRPC_REGISTER(base, name, request, reply, callback, cbarg)	\
 	evrpc_register_generic(base, #name,				\
 	    (void (*)(struct evrpc_req_generic *, void *))callback, cbarg, \
-	    (void *(*)(void *))request##_new, NULL,			\
+	    (void *(*)(void *))request##_new_with_arg, NULL,		\
 	    (void (*)(void *))request##_free,				\
 	    (int (*)(void *, struct evbuffer *))request##_unmarshal,	\
-	    (void *(*)(void *))reply##_new, NULL,			\
+	    (void *(*)(void *))reply##_new_with_arg, NULL,		\
 	    (void (*)(void *))reply##_free, \
 	    (int (*)(void *))reply##_complete, \
 	    (void (*)(struct evbuffer *, void *))reply##_marshal)