diff --git a/venus/i18n.py b/venus/i18n.py
index 7de1a63..4010691 100644
--- a/venus/i18n.py
+++ b/venus/i18n.py
@@ -14,7 +14,7 @@
 
 """oslo.i18n integration module.
 
-See http://docs.openstack.org/developer/oslo.i18n/usage.html .
+See https://docs.openstack.org/developer/oslo.i18n/usage.html .
 
 """
 
diff --git a/venus/openstack/common/_i18n.py b/venus/openstack/common/_i18n.py
index 71ae3aa..47826f3 100644
--- a/venus/openstack/common/_i18n.py
+++ b/venus/openstack/common/_i18n.py
@@ -14,7 +14,7 @@
 
 """oslo.i18n integration module.
 
-See http://docs.openstack.org/developer/oslo.i18n/usage.html
+See https://docs.openstack.org/developer/oslo.i18n/usage.html
 
 """