diff --git a/.github/workflows/site.yml b/.github/workflows/site.yml
index 8a75ec3..133a5eb 100644
--- a/.github/workflows/site.yml
+++ b/.github/workflows/site.yml
@@ -28,6 +28,12 @@ jobs:
     uses: jlt-commons/ci-builds/.github/workflows/site.yml@main
     with:
       base-path: /raylib-ios
+      # v0.3.0 adds a default Contributing page to every project's guide
+      # (docs-engine README, "The default Contributing page"). Pinned
+      # explicitly here instead of riding the shared workflow's own
+      # default, so this project's build doesn't shift again the next
+      # time that default moves.
+      docs-engine-ref: v0.3.0
     permissions:
       contents: read
       pages: write