diff --git a/src/receive_imf.rs b/src/receive_imf.rs
index 012ad29b9..ec8c3f92a 100644
--- a/src/receive_imf.rs
+++ b/src/receive_imf.rs
@@ -16,6 +16,7 @@ use regex::Regex;
 
 use crate::chat::{
     self, Chat, ChatId, ChatIdBlocked, ProtectionStatus, remove_from_chat_contacts_table,
+    save_broadcast_shared_secret,
 };
 use crate::config::Config;
 use crate::constants::{self, Blocked, Chattype, DC_CHAT_ID_TRASH, EDITED_PREFIX, ShowEmails};
@@ -3567,6 +3568,10 @@ async fn apply_in_broadcast_changes(
         }
     }
 
+    if let Some(secret) = mime_parser.get_header(HeaderDef::ChatBroadcastSecret) {
+        save_broadcast_shared_secret(context, chat.id, secret).await?;
+    }
+
     if send_event_chat_modified {
         context.emit_event(EventType::ChatModified(chat.id));
         chatlist_events::emit_chatlist_item_changed(context, chat.id);