also https in NOTICE
diff --git a/NOTICE b/NOTICE
index 4774f6e..7b021a9 100644
--- a/NOTICE
+++ b/NOTICE
@@ -2,5 +2,5 @@
 Copyright 2005-2018 The Apache Software Foundation
 
 This product includes software developed at
-The Apache Software Foundation (http://www.apache.org/).
+The Apache Software Foundation (https://www.apache.org/).