diff --git a/src/lib/addons/slack-app.ts b/src/lib/addons/slack-app.ts
index 79e92702fd..73220843b5 100644
--- a/src/lib/addons/slack-app.ts
+++ b/src/lib/addons/slack-app.ts
@@ -132,6 +132,7 @@ export default class SlackAppAddon extends Addon {
                     channel: name,
                     text,
                     blocks,
+                    unfurl_links: false,
                 });
             });