diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 3ce630e1c1eccd..c012c2258ca84c 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -38,7 +38,7 @@ copy locally.
 ```text
 $ git clone git@github.com:username/node.git
 $ cd node
-$ git remote add upstream git://github.com/nodejs/node.git
+$ git remote add upstream https://github.com/nodejs/node.git
 ```
 
 #### Which branch?