diff --git a/.github/workflows/pull-request-validation.yml b/.github/workflows/pull-request-validation.yml
index 4ce183c400..2a053ae1f2 100644
--- a/.github/workflows/pull-request-validation.yml
+++ b/.github/workflows/pull-request-validation.yml
@@ -63,6 +63,7 @@ jobs:
           ./packages/bundle/dist/
           ./packages/test/harness/
           ./packages/test/page-object/dist/
+          ./serve-test.json
           ./testharness.dockerfile
           ./testharness2.dockerfile
           EOF