diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 845e2ce..3488946 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -10,6 +10,17 @@ updates:
       # yamllint disable-line rule:quoted-strings
       time: "09:00"
       timezone: Europe/Berlin
+  - package-ecosystem: maven
+    directory: /
+    open-pull-requests-limit: 20
+    schedule:
+      interval: monthly
+      day: monday
+      # github parses time without quotes to int
+      # yamllint disable-line rule:quoted-strings
+      time: "09:00"
+      timezone: Europe/Berlin
+    target-branch: 3.x
     ignore:
       # logback 1.3 and 1.4 are compatible with slf4j 2.x only and not supported right now
       - dependency-name: ch.qos.logback:logback-classic
diff --git a/README.md b/README.md
index 2c09982..00cca28 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,8 @@
 
 [![Apache License, Version 2.0, January 2004](https://img.shields.io/github/license/kokuwaio/micronaut-logging.svg?label=License)](http://www.apache.org/licenses/)
 [![Maven Central](https://img.shields.io/maven-central/v/io.kokuwa.micronaut/micronaut-logging.svg?label=Maven%20Central)](https://central.sonatype.com/namespace/io.kokuwa.micronaut)
-[![CI](https://img.shields.io/github/actions/workflow/status/kokuwaio/micronaut-logging/ci.yaml?branch=main&label=3.x)](https://github.com/kokuwaio/micronaut-logging/actions/workflows/ci.yaml?query=branch%3Amain)
-[![CI](https://img.shields.io/github/actions/workflow/status/kokuwaio/micronaut-logging/ci.yaml?branch=4.x&label=4.x)](https://github.com/kokuwaio/micronaut-logging/actions/workflows/ci.yaml?query=branch%3A4.x)
+[![CI](https://img.shields.io/github/actions/workflow/status/kokuwaio/micronaut-logging/ci.yaml?branch=3.x&label=3.x)](https://github.com/kokuwaio/micronaut-logging/actions/workflows/ci.yaml?query=branch%3A3.x)
+[![CI](https://img.shields.io/github/actions/workflow/status/kokuwaio/micronaut-logging/ci.yaml?branch=main&label=4.x)](https://github.com/kokuwaio/micronaut-logging/actions/workflows/ci.yaml?query=branch%3Amain)
 
 Include in your `pom.xml`:
 
@@ -41,8 +41,8 @@ Or use in `dependencyManagement` in `pom.xml`:
 
 ## Features
 
-* Version [3.x](https://github.com/kokuwaio/micronaut-logging/tree/main) is based on SLF4J 1.7 & Logback 1.2
-* Version [4.x](https://github.com/kokuwaio/micronaut-logging/tree/4.x) is based on SLF4J 2.0 & Logback 1.4 (WIP)
+* Version [3.x](https://github.com/kokuwaio/micronaut-logging/tree/3.x) is based on SLF4J 1.7 & Logback 1.2 & Micronaut 3.x
+* Version [4.x](https://github.com/kokuwaio/micronaut-logging/tree/main) is based on SLF4J 2.0 & Logback 1.4 & Micronaut 4.x
 * [set log level based on MDC values](docs/features/logback_mdc_level.md)
 * [add default xml](docs/features/logback_default.md)
 * [preconfigured appender for different environments](docs/features/logback_appender.md)
diff --git a/pom.xml b/pom.xml
index ba4deeb..a16aadb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>io.kokuwa.micronaut</groupId>
 	<artifactId>micronaut-logging</artifactId>
-	<version>3.1.1-SNAPSHOT</version>
+	<version>4.0.0-SNAPSHOT</version>
 
 	<name>Logging Support for Micronaut</name>
 	<description>Enhanced logging using MDC or request header.</description>
@@ -102,7 +102,7 @@
 
 		<version.ch.qos.logback>1.2.12</version.ch.qos.logback>
 		<version.ch.qos.logback.contrib>0.1.5</version.ch.qos.logback.contrib>
-		<version.io.kokuwa.micronaut.logging>3.1.1-SNAPSHOT</version.io.kokuwa.micronaut.logging>
+		<version.io.kokuwa.micronaut.logging>4.0.0-SNAPSHOT</version.io.kokuwa.micronaut.logging>
 		<version.io.micronaut>3.9.1</version.io.micronaut>
 		<version.io.micronaut.security>	3.11.0</version.io.micronaut.security>
 		<version.org.slf4j.api>1.7.36</version.org.slf4j.api>