diff --git a/.github/workflows/ci-testing.yml b/.github/workflows/ci-testing.yml
index a0da0b4a..2cfe662c 100644
--- a/.github/workflows/ci-testing.yml
+++ b/.github/workflows/ci-testing.yml
@@ -1,6 +1,6 @@
 name: CI testing
 
-# https://help.github.com/en/actions/reference/events-that-trigger-workflows
+# see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
 on:
   # Trigger the workflow on push or pull request,
   # but only for the master branch