diff --git a/.github/workflows/cla-check.yaml b/.github/workflows/cla-check.yaml
index 3d28d731..8cfb434f 100644
--- a/.github/workflows/cla-check.yaml
+++ b/.github/workflows/cla-check.yaml
@@ -8,3 +8,4 @@ jobs:
     uses: MetOffice/growss/.github/workflows/cla-check.yaml@main
     with:
       runner: 'ubuntu-24.04'
+      cla-url: https://github.com/MetOffice/fab/blob/main/CONTRIBUTING.md
diff --git a/CONTRIBUTING.md b/CONTRIBUTORS.md
similarity index 100%
rename from CONTRIBUTING.md
rename to CONTRIBUTORS.md
diff --git a/wibble b/wibble
new file mode 100644
index 00000000..ea450f95
--- /dev/null
+++ b/wibble
@@ -0,0 +1 @@
+New file