diff --git a/.github/workflows/label-pr.yml b/.github/workflows/label-pr.yml
index 80100fc845..9a74f6fa1b 100644
--- a/.github/workflows/label-pr.yml
+++ b/.github/workflows/label-pr.yml
@@ -27,9 +27,7 @@ jobs:
               baseLabel: '${{ github.event.pull_request.base.label }}',
               number: ${{ github.event.pull_request.number }},
               title: process.env.PULL_REQUEST_TITLE,
-              labelsNames: ${{ github.event.pull_request.labels }}.map(
-                (label) => label.name
-              )
+              labelsNames: ${{ toJson(github.event.pull_request.labels.*.name) }}
             }
 
             // Select label based on the branch name