diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,2 +1,2 @@
 # Amazon ECS PHP Simple Demo App
-Directions on how to launch this sample app on Amazon ECS can be found in the documentation: [Docker basics](http://docs.aws.amazon.com/AmazonECS/latest/developerguide/docker-basics.html).
+Directions on how to launch this sample app on Amazon ECS can be found in the documentation: [Docker basics](https://docs.aws.amazon.com/AmazonECS/latest/developerguide/docker-basics.html).