diff --git a/bindep.txt b/bindep.txt
index efd3fbeef..2fe6e7c1d 100644
--- a/bindep.txt
+++ b/bindep.txt
@@ -1,5 +1,5 @@
 # This is a cross-platform list tracking distribution packages needed by tests;
-# see http://docs.openstack.org/infra/bindep/ for additional information.
+# see https://docs.openstack.org/infra/bindep/ for additional information.
 
 gettext
 graphviz