diff --git a/pom.xml b/pom.xml
index 4194c994..406c64fc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,20 +4,17 @@
     <parent>
         <groupId>org.jenkins-ci.plugins</groupId>
         <artifactId>plugin</artifactId>
-        <version>4.88</version>
+        <version>5.1</version>
         <relativePath />
     </parent>
 
     <properties>
         <changelist>999999-SNAPSHOT</changelist>
         <jenkins.baseline>2.462</jenkins.baseline>
-        <!-- TODO: replace when 2.472 is in LTS -->
+        <!-- TODO: replace when 2.479 is in LTS -->
         <!-- <jenkins.version>${jenkins.baseline}.3</jenkins.version> -->
-        <jenkins.version>2.472</jenkins.version>
+        <jenkins.version>2.479</jenkins.version>
         <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
-        <!-- TODO JENKINS-73339 until in parent POM -->
-        <jenkins-test-harness.version>2254.vcff7a_d4969e5</jenkins-test-harness.version>
-        <maven.compiler.release>17</maven.compiler.release>
     </properties>
 
     <groupId>org.jenkins-ci.plugins</groupId>
diff --git a/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertySEC797Test.java b/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertySEC797Test.java
index 4e303f14..d922d1eb 100644
--- a/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertySEC797Test.java
+++ b/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertySEC797Test.java
@@ -28,14 +28,17 @@
 import hudson.model.UnprotectedRootAction;
 import hudson.util.HttpResponses;
 import java.util.Collections;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpSession;
 import net.sf.json.JSONArray;
 import net.sf.json.JSONObject;
 import org.apache.commons.lang.StringUtils;
+import org.eclipse.jetty.ee9.servlet.DefaultServlet;
+import org.eclipse.jetty.ee9.servlet.ServletContextHandler;
+import org.eclipse.jetty.ee9.servlet.ServletHolder;
 import org.eclipse.jetty.server.Server;
 import org.eclipse.jetty.server.ServerConnector;
-import org.eclipse.jetty.ee8.servlet.DefaultServlet;
-import org.eclipse.jetty.ee8.servlet.ServletContextHandler;
-import org.eclipse.jetty.ee8.servlet.ServletHolder;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Rule;
@@ -44,12 +47,9 @@
 import org.jvnet.hudson.test.JenkinsRule;
 import org.jvnet.hudson.test.TestExtension;
 import org.kohsuke.stapler.HttpResponse;
-import org.kohsuke.stapler.StaplerRequest;
+import org.kohsuke.stapler.StaplerRequest2;
 
 import edu.umd.cs.findbugs.annotations.CheckForNull;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import javax.servlet.http.HttpSession;
 import java.io.IOException;
 import java.net.URI;
 import java.net.URL;
@@ -331,7 +331,7 @@ public String getUrlName() {
             return "test";
         }
         
-        public HttpResponse doIndex(StaplerRequest request) {
+        public HttpResponse doIndex(StaplerRequest2 request) {
             HttpSession session = request.getSession(false);
             if (session == null) {
                 sessionId = null;
diff --git a/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertyTest.java b/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertyTest.java
index 84c378fe..84f4a449 100644
--- a/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertyTest.java
+++ b/src/test/java/org/jenkinsci/plugins/GithubAccessTokenPropertyTest.java
@@ -28,14 +28,16 @@
 import hudson.model.User;
 import hudson.util.Scrambler;
 import java.util.Collections;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
 import jenkins.security.ApiTokenProperty;
 import net.sf.json.JSONArray;
 import net.sf.json.JSONObject;
+import org.eclipse.jetty.ee9.servlet.DefaultServlet;
+import org.eclipse.jetty.ee9.servlet.ServletContextHandler;
+import org.eclipse.jetty.ee9.servlet.ServletHolder;
 import org.eclipse.jetty.server.Server;
 import org.eclipse.jetty.server.ServerConnector;
-import org.eclipse.jetty.ee8.servlet.DefaultServlet;
-import org.eclipse.jetty.ee8.servlet.ServletContextHandler;
-import org.eclipse.jetty.ee8.servlet.ServletHolder;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Rule;
@@ -43,8 +45,6 @@
 import org.jvnet.hudson.test.Issue;
 import org.jvnet.hudson.test.JenkinsRule;
 
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.net.URI;
 import java.net.URL;