1 files changed, 1 insertions, 0 deletions
diff --git a/src/mm-port.h b/src/mm-port.h
index 33b07d97..7bf85fb2 100644
--- a/src/mm-port.h
+++ b/src/mm-port.h
@@ -72,6 +72,7 @@ struct _MMPortClass {
 };
 
 GType mm_port_get_type (void);
+G_DEFINE_AUTOPTR_CLEANUP_FUNC (MMPort, g_object_unref)
 
 const gchar    *mm_port_get_device         (MMPort *self);
 MMPortSubsys    mm_port_get_subsys         (MMPort *self);