diff --git a/ChangeLog b/ChangeLog
index 0bf0be2598c34d644f302d68a43db670c8891c37..77ebf5c360e4c89147c3e32d2026f21b1aa70d89 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2008-06-09  Stefan Buehler  <sbuehler(at)ltu.se>
+
+	* ARTS-XML-DATA-1-1-23
+
+	* atmosphere/chevallier_91L/{*.aa}: Set property svn:mime-type to
+	application/octet-stream for these files to prevent diffing on
+	commit. 
+
 2008-06-09  Stefan Buehler  <sbuehler(at)ltu.se>
 
 	* ARTS-XML-DATA-1-1-22