diff --git a/.github/workflows/comment-on-asciidoc-changes.yml b/.github/workflows/comment-on-asciidoc-changes.yml
index 39d0d71c7..68c2def75 100644
--- a/.github/workflows/comment-on-asciidoc-changes.yml
+++ b/.github/workflows/comment-on-asciidoc-changes.yml
@@ -33,3 +33,6 @@ jobs:
               issue_number: context.payload.pull_request.number,
               body: 'It looks like this PR modifies one or more `.asciidoc` files. The documentation is currently under a documentation freeze. Please do not merge this PR. See the [migration guide](https://elastic.github.io/docs-builder/migration/index.html) to learn more.'
             })
+      - name: Error if .asciidoc files changed
+        if: steps.check-files.outputs.asciidoc_changed == 'true'
+        run: exit 1