diff --git a/sys/living/comm.h b/sys/living/comm.h
index 500641a..79a1283 100644
--- a/sys/living/comm.h
+++ b/sys/living/comm.h
@@ -101,6 +101,11 @@
 public varargs int ReceiveMsg(string msg, int msg_type = 0,
     string msg_action = comm_guess_action(), string msg_prefix = 0,
     object origin = previous_object());
+public int ReceiveWave(struct wave_s wave,
+    string msg_action = comm_guess_action(), object origin = previous_object());
+public int ReceiveDynWave(struct wave_s wave,
+    string msg_action = comm_guess_action(), object origin = previous_object());
+
 public int ReceiveNotify(string msg, string action = comm_guess_action());
 
 #endif // __LIVING_COMM_H_PROTO__