diff --git a/README.md b/README.md
index 40eb1e95..d6efe284 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ The **Htmlunit-NekoHtml** Parser is used by Htmlunit.
 
 [HtmlUnit@mastodon][4] | [HtmlUnit@Twitter][3]
 
-### Latest release Version 4.1.0 / April 28, 2024
+### Latest release Version 4.2.0 / June 05, 2024
 ##### [CVE-2022-29546](https://nvd.nist.gov/vuln/detail/CVE-2022-29546)
 Htmlunit-NekoHtml Parser suffers from a denial of service vulnerability on versions 2.60.0 and below. A specifically crafted input regarding the parsing of processing instructions leads to heap memory consumption.
 ##### [CVE-2022-28366](https://nvd.nist.gov/vuln/detail/CVE-2022-28366)
@@ -32,7 +32,7 @@ Add to your `pom.xml`:
 <dependency>
     <groupId>org.htmlunit</groupId>
     <artifactId>neko-htmlunit</artifactId>
-    <version>4.1.0</version>
+    <version>4.2.0</version>
 </dependency>
 ```
 
@@ -41,7 +41,7 @@ Add to your `pom.xml`:
 Add to your `build.gradle`:
 
 ```groovy
-implementation group: 'org.htmlunit', name: 'neko-htmlunit', version: '4.1.0'
+implementation group: 'org.htmlunit', name: 'neko-htmlunit', version: '4.2.0'
 ```
 
 ## HowTo use
diff --git a/pom.xml b/pom.xml
index 96286c84..795935b9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.htmlunit</groupId>
     <artifactId>neko-htmlunit</artifactId>
-    <version>4.2.0-SNAPSHOT</version>
+    <version>4.2.0</version>
     <name>HtmlUnit NekoHtml</name>
     <organization>
         <name>HtmlUnit</name>
@@ -25,7 +25,7 @@
 
         <junit.version>5.10.2</junit.version>
 
-        <checkstyle.version>9.3</checkstyle.version>
+        <checkstyle.version>10.17.0</checkstyle.version>
         <spotbugs.version>4.8.5</spotbugs.version>
         <pmd.version>6.55.0</pmd.version>
         <dependencycheck.version>9.2.0</dependencycheck.version>
@@ -95,7 +95,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.6.3</version>
+                <version>3.7.0</version>
                 <configuration>
                     <doclint>none</doclint>
                     <quiet>true</quiet>
@@ -160,7 +160,7 @@
             <plugin>
                 <groupId>com.github.spotbugs</groupId>
                 <artifactId>spotbugs-maven-plugin</artifactId>
-                <version>4.8.4.0</version>
+                <version>4.8.5.0</version>
                 <dependencies>
                     <dependency>
                         <groupId>com.github.spotbugs</groupId>
@@ -197,7 +197,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.4.1</version>
+                <version>3.5.0</version>
                 <executions>
                     <execution>
                         <configuration>