diff --git a/.github/workflows/slack.yml b/.github/workflows/slack.yml
index b55b314b..84596447 100644
--- a/.github/workflows/slack.yml
+++ b/.github/workflows/slack.yml
@@ -23,7 +23,7 @@ jobs:
           # This data can be any valid JSON from a previous step in the GitHub Action
           payload: |
             ${run:
-              const output = [{"name": "@xx/xx", "version": "1.2.0"}, {"name": "@xx/xy", "version": "0.8.9"}]
+              const output = "[{"name": "@xx/xx", "version": "1.2.0"}, {"name": "@xx/xy", "version": "0.8.9"}]";
               const changes = JSON.parse(output);
               const blocks = [];
               blocks.push({