diff --git a/HACKING.rst b/HACKING.rst
index f2912e4..c38bc14 100644
--- a/HACKING.rst
+++ b/HACKING.rst
@@ -1,4 +1,4 @@
 puppet-openstack-specs Style Commandments
 =========================================
 
-Read the OpenStack Style Commandments http://docs.openstack.org/developer/hacking/
+Read the OpenStack Style Commandments https://docs.openstack.org/developer/hacking/