diff --git a/COPYRIGHT b/COPYRIGHT
index 686af02c0..23e7042ea 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,6 +1,6 @@
 klayout is packaged by Peter C.S. Scholtens <peter.scholtens@xs4all.nl>
 and Matthias Köfferlein <matthias@koefferlein.de>
-and was obtained from https://www.klayout.org/downloads/source/klayout-0.25.3.tar.gz
+and was obtained from https://www.klayout.org/downloads/source/klayout-0.26.tar.gz
 
 Authors:
 	Matthias Köfferlein
diff --git a/Changelog b/Changelog
index 792abaa2f..bba18b673 100644
--- a/Changelog
+++ b/Changelog
@@ -1,3 +1,8 @@
+0.26            (2018-06-23):
+* Enhancement: Standalone Python modules provide 
+       For details see: 
+       https://github.com/klayoutmatthias/klayout/wiki/klayout---Standalone-KLayout-Python-Module
+
 0.25.3          (2018-05-03):
 
 * Enhancement: Compile option to use libcurl instead of QtNetwork