diff --git a/ChangeLog b/ChangeLog
index ea2793cebd4d4a5b15b8dca3b33d48bfd5e9573e..99f27d79557ed585ff7aff705f2f7c8413535293 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2008-05-30  Stefan Buehler  <sbuehler(at)ltu.se>
+
+	* ARTS-XML-DATA-1-1-20
+
+	* atmosphere/chevallier_91L/README: Added documentation for cloud
+	states. 
+
+	* atmosphere/chevallier_91L/chevallierl91_cloud_{...}.xml.gz:
+	Added these files, they contain the cloud information for the
+	Chevallier data set.
+
 2007-11-20  Stefan Buehler  <sbuehler(at)ltu.se>
 
 	* ARTS-XML-DATA-1-1-19
diff --git a/arts-xml-data.spec b/arts-xml-data.spec
index 43fa709d32944d0b43ee0e42b26fce25ae5e994f..98d1694b54ecf40be01aaf8584e9bd94e6eeff30 100644
--- a/arts-xml-data.spec
+++ b/arts-xml-data.spec
@@ -1,5 +1,5 @@
 Name: arts-xml-data
-Version: 1.1.19
+Version: 1.1.20
 Release: 1ole
 Source0: %{name}-%{version}.tar.bz2
 License: GPL