diff --git a/README.md b/README.md
index 22ffe4d..4068689 100644
--- a/README.md
+++ b/README.md
@@ -1,60 +1,61 @@
 
 # sylkrtc.js
 
 JavaScript library implementing the API for communicating with [SylkServer's](http://sylkserver.com)
 WebRTC gateway application.
 
 This client library can be used for creating Web applications with the following features:
 
 * Audio / Video calls
 * Interoperability with SIP endpoints
 * Multi-party video conferencing
 
 
 ## Building
 
 Grab the source code using Darcs or Git and install the dependencies:
 
     cd sylkrtc
     ./configure
 
 
 Build the development release (not minified):
 
     make
 
 
 Build a minified version:
 
     make min
 
 
 ## Development
 
 Auto-building the library as changes are made:
 
     make watch
 
 
 ### Debugging
 
 sylkrtc uses the [debug](https://github.com/visionmedia/debug) library for easy debugging. By default debugging is disabled. In order to enable sylkrtc debug type the following in the browser JavaScript console:
 
     sylkrtc.debug.enable('sylkrtc*');
 
 Then refresh the page.
 
 
 ## API
 
 See [API.md](API.md).
 
 
 ## License
 
 MIT. See the `LICENSE` file in this directory.
 
 
 ## Credits
 
-Special thanks to [NLnet](http://nlnet.nl) for sponsoring most of the efforts behind this project.
+Special thanks to [NLnet](http://nlnet.nl) and [SIDN fonds](https://www.sidnfonds.nl) for sponsoring most of the efforts behind this project.
+