diff --git a/debian/changelog b/debian/changelog
index 2c235da41a142f221b176c8865efa1e6a3937ecd..3d289bbffc055d98937df0713568da5ef77a308b 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+librem5-devkit-tools (0.0.15pureos0) byzantium; urgency=medium
+
+  * Switch to byzantium as default
+  * Run CI against byzantium
+
+ -- Guido Günther <agx@sigxcpu.org>  Fri, 22 Jan 2021 11:48:19 +0100
+
 librem5-devkit-tools (0.0.15) amber-phone; urgency=medium
 
   [ Guido Günther ]