diff --git a/README.md b/README.md
index 53f7e0830..26114bd40 100644
--- a/README.md
+++ b/README.md
@@ -27,8 +27,8 @@ It has been qualified with the the Bluetooth SIG for GAP, IOP, HFP, HSP, SPP, PA
 GATT, SM of the Bluetooth 4.2 LE Central and Peripheral roles (QD ID 25340).
 
 ## Documentation
-- [HTML](http://bluekitchen-gmbh.com/btstack)
-- [PDF](http://bluekitchen-gmbh.com/btstack.pdf)
+- [HTML](http://bluekitchen-gmbh.com/btstack/develop/)
+- [PDF](http://bluekitchen-gmbh.com/btstack_develop.pdf)
 
 ## Supported Protocols
 * L2CAP