diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9e4a868..c205cdc 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [unreleased]
+## [v2.2.6]
 ### Fixed
 - ERROR_OUT_OF_CHROMOSOME_RANGE annotation in VCF on `chrM` variants due to different nomenclature used by SnpEff.
 ### Changed
diff --git a/nextflow.config b/nextflow.config
index 9c46b57..29fa539 100755
--- a/nextflow.config
+++ b/nextflow.config
@@ -148,7 +148,7 @@ manifest {
     description     = 'SNV calling, SV calling, modified base calling, CNV calling, and STR genotyping of human samples.'
     mainScript      = 'main.nf'
     nextflowVersion = '>=23.04.2'
-    version         = '2.2.5'
+    version         = '2.2.6'
 }
 
 epi2melabs {