diff --git a/README.md b/README.md
index a0c9b40..d24cfa5 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ https://github.com/nokia-developer/phone-info
 For more information on the subject, visit Nokia Lumia Developer's Library:
 
 * http://developer.nokia.com/Resources/Library/Lumia/#!optimising-for-large-screen-phones.html
-* https://developer.nokia.com/Resources/Library/Lumia/#!how-to-adapt-to-lumia-phone-hardware-features.html
+* http://developer.nokia.com/Resources/Library/Lumia/#!how-to-adapt-to-lumia-phone-hardware-features.html
 
 The latest version is compatible with Windows Phone 8 devices. Tested on Nokia
 Lumia 520, Nokia Lumia 1020 and Nokia Lumia 1520.