diff --git a/.github/workflows/mantis-slack-desktop-smoke.yml b/.github/workflows/mantis-slack-desktop-smoke.yml
index 133def9f590..f66f3527592 100644
--- a/.github/workflows/mantis-slack-desktop-smoke.yml
+++ b/.github/workflows/mantis-slack-desktop-smoke.yml
@@ -343,7 +343,7 @@ jobs:
           permission-pull-requests: write
 
       - name: Comment PR with inline QA evidence
-        if: ${{ always() && inputs.pr_number != '' && steps.run_mantis.outputs.output_dir != '' }}
+        if: ${{ always() && inputs.pr_number != '' && steps.run_mantis.outputs.output_dir != '' && steps.upload_artifact.outputs.artifact-url != '' }}
         env:
           GH_TOKEN: ${{ steps.mantis_app_token.outputs.token }}
           TARGET_PR: ${{ inputs.pr_number }}