diff --git a/src/slack/monitor/message-handler/dispatch.ts b/src/slack/monitor/message-handler/dispatch.ts
index c6fe0643ea5..bebb34ad8f7 100644
--- a/src/slack/monitor/message-handler/dispatch.ts
+++ b/src/slack/monitor/message-handler/dispatch.ts
@@ -123,6 +123,7 @@ export async function dispatchPreparedSlackMessage(prepared: PreparedSlackMessag
         draftStream?.stop();
         try {
           await ctx.app.client.chat.update({
+            token: ctx.botToken,
             channel: draftChannelId,
             ts: draftMessageId,
             text: finalText.trim(),