diff --git a/.github/workflows/R-CMD-check.yaml b/.github/workflows/R-CMD-check.yaml
index e84f57e..1d0d30f 100644
--- a/.github/workflows/R-CMD-check.yaml
+++ b/.github/workflows/R-CMD-check.yaml
@@ -1,3 +1,5 @@
+# From: https://github.com/r-lib/actions/tree/v2-branch/examples#standard-ci-workflow
+
 on:
   push:
     branches: [main, master]