diff --git a/doc/CREDITS b/doc/CREDITS
index e212f75d8..b01bc2a77 100644
--- a/doc/CREDITS
+++ b/doc/CREDITS
@@ -14,4 +14,5 @@ Jakob Schlyter - for advice on secure settings, random numbers and blacklists.
 Ondřej Surý - running coverity analysis tool on 0.9 dev version.
 Alexander Gall - multihomed, anycast testing of unbound resolver server.
 Zdenek Vasicek and Marek Vavrusa - python module.
+cz.nic - sponsoring 'summer of code' development by Zdenek and Marek.
 Brett Carr - windows beta testing.
diff --git a/doc/Changelog b/doc/Changelog
index 4a805be9d..b3e61895e 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,3 +1,7 @@
+17 June 2009: Wouter
+	- CREDITS entry for cz.nic, sponsoring a 'summer of code' that was
+	  used for the python code in unbound. (http://www.nic.cz/vip/ in cz).
+
 16 June 2009: Wouter
 	- Fixup opportunistic target query generation to it does not
 	  generate queries that are known to fail.