diff --git a/include/voicecall.h b/include/voicecall.h
index 5b3da6a6..a704b655 100644
--- a/include/voicecall.h
+++ b/include/voicecall.h
@@ -160,6 +160,8 @@ void ofono_voicecall_disconnected(struct ofono_voicecall *vc, int id,
  */
 void ofono_voicecall_mpty_hint(struct ofono_voicecall *vc, unsigned int ids);
 
+struct ofono_modem *ofono_voicecall_get_modem(struct ofono_voicecall *vc);
+
 int ofono_voicecall_driver_register(const struct ofono_voicecall_driver *d);
 void ofono_voicecall_driver_unregister(const struct ofono_voicecall_driver *d);