diff --git a/.github/workflows/build-book.yaml b/.github/workflows/build-book.yaml
index bf0573f..ff25b2d 100644
--- a/.github/workflows/build-book.yaml
+++ b/.github/workflows/build-book.yaml
@@ -80,7 +80,7 @@ jobs:
         uses: dawidd6/action-download-artifact@v3.1.4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          workflow: input.trigger_workflow
+          workflow: ${{ inputs.trigger_workflow }}
           run_id: ${{ github.event.workflow_run.id }}
           name: ${{ inputs.code_artifact_name }}