diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index e7148fd..d82b835 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -119,3 +119,12 @@ We follow [Conventional Commits](https://www.conventionalcommits.org/):
 [optional body]
 
 [optional footer]
+
+## Contribution workflow
+
+_Carried over from the former root `CONTRIBUTING.adoc` when the guide moved to `.github/`, so nothing is lost._
+
+1. Fork the repository
+2. Create a feature branch
+3. Ensure SPDX headers on all files
+4. Submit a pull request
diff --git a/CONTRIBUTING.adoc b/CONTRIBUTING.adoc
deleted file mode 100644
index 5949bf0..0000000
--- a/CONTRIBUTING.adoc
+++ /dev/null
@@ -1,9 +0,0 @@
-== Contributing
-
-[arabic]
-. Fork the repository
-. Create a feature branch
-. Ensure SPDX headers on all files
-. Submit a pull request
-
-*Author:* Jonathan D.A. Jewell j.d.a.jewell@open.ac.uk