diff --git a/Makefile b/Makefile
index d43f64db0..0395e2c50 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
-PRODUCTION		:= 0
-PRODUCTION_VERSION	:= 6.2.5
-PRODUCTION_YEAR		:= 2021
+PRODUCTION		:= 1
+PRODUCTION_VERSION	:= 6.2.6
+PRODUCTION_YEAR		:= 2022
 
 ifeq ($(PRODUCTION),1)
 VERSION_TAG		:= $(PRODUCTION_VERSION)
diff --git a/changelog b/changelog
index 3fb7c2014..35be50626 100644
--- a/changelog
+++ b/changelog
@@ -1,3 +1,11 @@
+22.04.2022
+==========
+release v6.2.6
+several bug fixes
+license update
+still supporting OpenSSL 1.1
+
+
 01.12.2021
 ==========
 release v6.2.5
diff --git a/license.txt b/license.txt
index b16313dc5..ae5bb9bc9 100644
--- a/license.txt
+++ b/license.txt
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2000-2021 ZeroBeat
+Copyright (c) 2000-2022 ZeroBeat
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal