diff --git a/.github/workflows/site.yml b/.github/workflows/site.yml
index 83ba7ff..fcad8d5 100644
--- a/.github/workflows/site.yml
+++ b/.github/workflows/site.yml
@@ -29,6 +29,7 @@ jobs:
     uses: jlt-commons/ci-builds/.github/workflows/site.yml@main
     with:
       base-path: /ebb
+      # v0.4.3 escapes a bare < the way GitHub does.
       # v0.4.2 closes search on Tab-out and titles untitled pages by slug.
       # v0.4.1 adds nav search (search-documents.json + lazily loaded lunr);
       # v0.3.1 heading anchors, v0.3.2 the jolt build/clean fix.
@@ -36,7 +37,7 @@ jobs:
       # (docs-engine README, "The default Contributing page"). Pinned here
       # rather than left on the shared workflow's own default so this
       # project's build stays reproducible even after that default moves on.
-      docs-engine-ref: v0.4.2
+      docs-engine-ref: v0.4.3
     permissions:
       contents: read
       pages: write