diff --git a/libs/backends/jack/weak_libjack.def b/libs/backends/jack/weak_libjack.def
index 80ab61afaf..34eb94ce51 100644
--- a/libs/backends/jack/weak_libjack.def
+++ b/libs/backends/jack/weak_libjack.def
@@ -66,7 +66,7 @@ JPFUN(1, const char *,   port_type, (const jack_port_t *p), (p), 0)
 JPFUN(1, const char **,  port_get_connections, (const jack_port_t *p), (p), 0)
 JPFUN(1, const char **,  port_get_all_connections, (const jack_client_t *c, const jack_port_t *p), (c,p), 0)
 JPFUN(1, int,            port_set_name, (jack_port_t *p, const char *n), (p,n), 0)
-JVFUN(1,                 port_set_rename, (jack_client_t*, jack_port_t *p, const char *n), (c, p,n))
+JVFUN(0,                 port_rename, (jack_client_t*, jack_port_t *p, const char *n), (c, p,n))
 JPFUN(1, int,            port_disconnect, (jack_client_t *c, jack_port_t *p), (c,p), 0)
 JPFUN(1, int,            connect, (jack_client_t *c, const char *s, const char *d), (c,s,d), -1)
 JPFUN(1, int,            disconnect, (jack_client_t *c, const char *s, const char *d), (c,s,d), -1)