diff --git a/.appveyor.yml b/.appveyor.yml
index fa6559448..136b15dd7 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -2,7 +2,7 @@
 #      general configuration      #
 #---------------------------------#
 
-version: 2.22.0-{build}-{branch}
+version: 2.22.1-{build}-{branch}
 
 branches:
   only:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7368a09e1..903030ff4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,7 +21,7 @@ cmake_minimum_required( VERSION 3.12 FATAL_ERROR )
 find_package( ecbuild 3.4 REQUIRED HINTS ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/../ecbuild)
 
 # Initialise project
-project( eccodes VERSION 2.22.0 LANGUAGES C )
+project( eccodes VERSION 2.22.1 LANGUAGES C )
 
 ###############################################################################
 # system checks needed for eccodes_config.h and some options like MEMFS
diff --git a/version.sh b/version.sh
index 784e2eedf..61a77f9de 100644
--- a/version.sh
+++ b/version.sh
@@ -4,7 +4,7 @@ PACKAGE_NAME='eccodes'
 # Package version
 ECCODES_MAJOR_VERSION=2
 ECCODES_MINOR_VERSION=22
-ECCODES_REVISION_VERSION=0
+ECCODES_REVISION_VERSION=1
 
 ECCODES_CURRENT=1
 ECCODES_REVISION=0