diff --git a/.claude-plugin/marketplace.json b/.claude-plugin/marketplace.json
index ddec7215..3ff0374c 100644
--- a/.claude-plugin/marketplace.json
+++ b/.claude-plugin/marketplace.json
@@ -3337,7 +3337,7 @@
       "source": {
         "source": "url",
         "url": "https://github.com/slackapi/slack-mcp-plugin.git",
-        "sha": "73df00b6f399e18342cb6742042fc83f1bee8a69"
+        "sha": "77a10794d6fc2be6cc62261b28447ef27c0f3fff"
       },
       "homepage": "https://github.com/slackapi/slack-mcp-plugin/tree/main"
     },