diff --git a/conf.py b/conf.py
index 19ee0bb..13415f7 100644
--- a/conf.py
+++ b/conf.py
@@ -289,7 +289,8 @@
     "vol-ger": ("https://gerrit.opencord.org/plugins/gitiles/%s", "gerrit::%s"),
     "vol-git": ("https://github.com/opencord/%s", "git::%s"),
     # https://mvnrepository
-    "mvn-cord": ("http://mvnrepository.com/artifact/org.opencord/%s", "mvn::%s"),
+    "mvn-cord": ("https://mvnrepository.com/artifact/org.opencord/%s", "mvn::%s"),
+    "vol-docker": ("https://hub.docker.com/r/voltha/%s", "%s"),
 }
 
 # -- Options for inlining a constant value -----------------------------------