diff --git a/COPYRIGHT b/COPYRIGHT
index 831188232..02c76c5b2 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-0.26.5.tar.gz
+and was obtained from https://www.klayout.org/downloads/source/klayout-0.26.6.tar.gz
 
 Authors:
 	Matthias Köfferlein
diff --git a/Changelog.Debian b/Changelog.Debian
index 6879fda02..a3d733601 100644
--- a/Changelog.Debian
+++ b/Changelog.Debian
@@ -1,3 +1,10 @@
+klayout (0.26.6-1) unstable; urgency=low
+
+  * New features and bugfixes
+    - See changelog
+
+ -- Matthias Köfferlein <matthias@koefferlein.de>  Thu, 28 May 2020 00:39:24 +0200
+
 klayout (0.26.5-1) unstable; urgency=low
 
   * New features and bugfixes