diff --git a/build.gradle.kts b/build.gradle.kts
index 6ab1a2d..f9beb06 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -21,7 +21,7 @@ val sonatypeStagingProfileId: String? by project
 
 //----------- project specific configuration start --------------------
 
-val cfgVersion = "1.8.1-SNAPSHOT"
+val cfgVersion = "1.9.0"
 val cfgGroup = "com.beanit"
 val cfgCopyToRoot = false
 val cfgSignPom = true
diff --git a/doc/CHANGELOG.txt b/doc/CHANGELOG.txt
index b14bba7..f168353 100644
--- a/doc/CHANGELOG.txt
+++ b/doc/CHANGELOG.txt
@@ -1,3 +1,6 @@
+v1.9.0 30-Jun-2020
+--------------------
+
 - renamed OpenIEC61850 to IEC61850bean
 
 - moved from Java 7 to 8