diff --git a/.gitlab-ci-unix.yml b/.gitlab-ci-unix.yml
index b365e29dca76a85dc4689aff52dcb01a5e7ae478..8495260cebe68567749472319f5c10a7bf9d5af1 100644
--- a/.gitlab-ci-unix.yml
+++ b/.gitlab-ci-unix.yml
@@ -34,6 +34,7 @@ spec:
 "spidermonkey-$[[ inputs.os ]]":
   extends:
     - .$[[ inputs.os ]]-build
+    - .rules
   script:
     - cd 3rdp/build
     - gmake ${BUILD_FLAGS} libmozjs