diff --git a/.github/workflows/Hyponome.yml b/.github/workflows/Hyponome.yml
index 75ff70b8..560bcd6e 100644
--- a/.github/workflows/Hyponome.yml
+++ b/.github/workflows/Hyponome.yml
@@ -14,5 +14,5 @@ jobs:
               issue_number: context.issue.number,
               owner: context.repo.owner,
               repo: context.repo.repo,
-              body: "[Review in hyponome](https://hyponome-aha-webapp.azurewebsites.net/pulls/$PR_NUMBER)"
+              body: ${{ format('[Review in hyponome](https://hyponome-aha-webapp.azurewebsites.net/pulls/{0})', $PR_NUMBER) }}
             })
\ No newline at end of file