diff --git a/src/handshake.h b/src/handshake.h
index a74b2dcf..b9175c11 100644
--- a/src/handshake.h
+++ b/src/handshake.h
@@ -48,7 +48,8 @@ enum handshake_event {
 	HANDSHAKE_EVENT_SETTING_KEYS,
 	HANDSHAKE_EVENT_SETTING_KEYS_FAILED,
 	HANDSHAKE_EVENT_COMPLETE,
-	HANDSHAKE_EVENT_FAILED
+	HANDSHAKE_EVENT_FAILED,
+	HANDSHAKE_EVENT_REKEY_FAILED,
 };
 
 typedef void (*handshake_event_func_t)(struct handshake_state *hs,