diff --git a/ChangeLog b/ChangeLog
index a35433fb9d68c16bff3e6374811732636717245d..aedc47f41767534bca0cd9555fedffd48078be80 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2023-03-06  Uwe Schulzweida
+
+        * using CGRIBEX library version 2.1.0
+        * using EXSE library version 1.5.0
+	* Version 2.2.0 released
+
 2023-02-05  Uwe Schulzweida
 
 	* changed chunkSizeLim from 16777216 to 1048576
diff --git a/configure.ac b/configure.ac
index bab84a41085492aa87d63e80a963238abe2ff06e..1b35faae57dda95b2a755bfabf824b416bbcd8f3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,7 +7,7 @@
 AC_PREREQ([2.69])
 LT_PREREQ([2.4.6])
 
-AC_INIT([cdi],[2.1.1],[https://mpimet.mpg.de/cdi])
+AC_INIT([cdi],[2.2.0],[https://mpimet.mpg.de/cdi])
 AC_DEFINE_UNQUOTED(CDI, ["$PACKAGE_VERSION"], [CDI version])
 
 AC_CONFIG_AUX_DIR([config])