diff --git a/.github/workflows/docs-preview-comment.yml b/.github/workflows/docs-preview-comment.yml
index 484e1b83d..34371e767 100644
--- a/.github/workflows/docs-preview-comment.yml
+++ b/.github/workflows/docs-preview-comment.yml
@@ -15,7 +15,7 @@ jobs:
         with:
           script: |
             const pr = context.payload.pull_request;
-            const comment = `Documentation changes preview: https://${context.repo.repo}_${pr.number}.docs-preview.app.elstc.co/diff`;
+            const comment = `Documentation changes preview: https://${context.repo.repo}_bk_${pr.number}.docs-preview.app.elstc.co/diff`;
 
             github.rest.issues.createComment({
               issue_number: context.issue.number,