diff --git a/scheme.tl b/scheme.tl
index fc1af95f..0f211bce 100644
--- a/scheme.tl
+++ b/scheme.tl
@@ -150,6 +150,13 @@ messageActionChatJoinedByLink#f89cf5e8 inviter_id:int = MessageAction;
 messageActionChannelCreate#95d2ac92 title:string = MessageAction;
 messageActionChatMigrateTo#51bdb021 channel_id:int = MessageAction;
 messageActionChannelMigrateFrom#b055eaee title:string chat_id:int = MessageAction;
+messageActionPinMessage#94bd38ed = MessageAction;
+messageActionHistoryClear#9fbab604 = MessageAction;
+messageActionGameScore#92a72876 game_id:long score:int = MessageAction;
+messageActionPaymentSent#40699cd0 currency:string total_amount:long = MessageAction;
+messageActionScreenshotTaken#4792929b = MessageAction;
+messageActionCustomAction#fae69f56 message:string = MessageAction;
+messageActionBotAllowed#abe9affe domain:string = MessageAction;
 
 dialog#c1dd804a peer:Peer top_message:int read_inbox_max_id:int unread_count:int notify_settings:PeerNotifySettings = Dialog;
 dialogChannel#5b8496b2 peer:Peer top_message:int top_important_message:int read_inbox_max_id:int unread_count:int unread_important_count:int notify_settings:PeerNotifySettings pts:int = Dialog;
diff --git a/structures.c b/structures.c
index 3ccdfc01..e91e68f0 100644
--- a/structures.c
+++ b/structures.c
@@ -1106,7 +1106,9 @@ void tglf_fetch_message_action (struct tgl_state *TLS, struct tgl_message_action
     M->title = DS_STR_DUP (DS_MA->title);
     break;
   default:
-    assert (0);
+    vlogprintf (E_WARNING, "Unknown MessageAction code: magic = 0x%08x\n", DS_MA->magic);
+    M->type = tgl_message_action_noop;
+    break;
   }
 }