diff --git a/index.md b/index.md
index 134520cb94aa..5f1243acac4b 100644
--- a/index.md
+++ b/index.md
@@ -8,3 +8,14 @@ CONTRIBUTING.md
 README.md
 LICENSE.md
 ```
+
+<!-- CONTRIBUTING.md must be the FIRST doc and README.md can come after. -->
+CONTRIBUTING.md
+
+<!-- CONTRIBUTING.md must be the FIRST doc and README.md can come after. -->
+CONTRIBUTING.md<!-- CONTRIBUTING.md must be the FIRST doc and README.md can come after. -->
+CONTRIBUTING.md
+
+<!-- CONTRIBUTING.md must be the FIRST doc and README.md can come after. -->
+CONTRIBUTING.md
+