--- main/stasis_channels.c.orig	2021-03-29 20:11:39.433000235 +0000
+++ main/stasis_channels.c	2021-03-30 16:32:06.176000235 +0000
@@ -1598,6 +1598,7 @@
 STASIS_MESSAGE_TYPE_DEFN(ast_channel_unhold_type,
 	.to_json = unhold_to_json,
 	);
+STASIS_MESSAGE_TYPE_DEFN(ast_channel_flash_type);
 STASIS_MESSAGE_TYPE_DEFN(ast_channel_chanspy_start_type);
 STASIS_MESSAGE_TYPE_DEFN(ast_channel_chanspy_stop_type);
 STASIS_MESSAGE_TYPE_DEFN(ast_channel_fax_type);
@@ -1642,6 +1643,7 @@
 	STASIS_MESSAGE_TYPE_CLEANUP(ast_channel_masquerade_type);
 	STASIS_MESSAGE_TYPE_CLEANUP(ast_channel_dtmf_begin_type);
 	STASIS_MESSAGE_TYPE_CLEANUP(ast_channel_dtmf_end_type);
+	STASIS_MESSAGE_TYPE_CLEANUP(ast_channel_flash_type);
 	STASIS_MESSAGE_TYPE_CLEANUP(ast_channel_hold_type);
 	STASIS_MESSAGE_TYPE_CLEANUP(ast_channel_unhold_type);
 	STASIS_MESSAGE_TYPE_CLEANUP(ast_channel_chanspy_start_type);
@@ -1695,6 +1697,7 @@
 	res |= STASIS_MESSAGE_TYPE_INIT(ast_channel_masquerade_type);
 	res |= STASIS_MESSAGE_TYPE_INIT(ast_channel_dtmf_begin_type);
 	res |= STASIS_MESSAGE_TYPE_INIT(ast_channel_dtmf_end_type);
+	res |= STASIS_MESSAGE_TYPE_INIT(ast_channel_flash_type);
 	res |= STASIS_MESSAGE_TYPE_INIT(ast_channel_hold_type);
 	res |= STASIS_MESSAGE_TYPE_INIT(ast_channel_unhold_type);
 	res |= STASIS_MESSAGE_TYPE_INIT(ast_channel_chanspy_start_type);