diff --git a/README.md b/README.md
index d8a00c4..70678e6 100644
--- a/README.md
+++ b/README.md
@@ -81,7 +81,7 @@ file to you under the Apache License, Version 2.0 (the "License"); you may not
 use this file except in compliance with the License.  You may obtain a copy of
 the License at
 
- http://www.apache.org/licenses/LICENSE-2.0
+ https://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS, WITHOUT