diff --git a/org.knime.knip.cellprofiler/.classpath b/org.knime.knip.cellprofiler/.classpath
index c4b35e7..1e0f8ed 100644
--- a/org.knime.knip.cellprofiler/.classpath
+++ b/org.knime.knip.cellprofiler/.classpath
@@ -1,8 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
+		<attributes>
+			<attribute name="module" value="true"/>
+		</attributes>
+	</classpathentry>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
-	<classpathentry kind="src" path="src/"/>
+	<classpathentry kind="src" path="src"/>
 	<classpathentry exported="true" kind="lib" path="lib/knime-bridge-0.0.1-SNAPSHOT.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/javax.json-1.0.4.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/jeromq-0.3.4.jar" sourcepath="/home/winter/.m2/repository/org/zeromq/jeromq/0.3.4/jeromq-0.3.4-sources.jar"/>
diff --git a/org.knime.knip.cellprofiler/.settings/org.eclipse.jdt.core.prefs b/org.knime.knip.cellprofiler/.settings/org.eclipse.jdt.core.prefs
index 3a21537..92dd3c2 100644
--- a/org.knime.knip.cellprofiler/.settings/org.eclipse.jdt.core.prefs
+++ b/org.knime.knip.cellprofiler/.settings/org.eclipse.jdt.core.prefs
@@ -1,11 +1,14 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.compliance=21
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
-org.eclipse.jdt.core.compiler.source=1.8
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21
diff --git a/org.knime.knip.cellprofiler/META-INF/MANIFEST.MF b/org.knime.knip.cellprofiler/META-INF/MANIFEST.MF
index 53019fd..0210287 100644
--- a/org.knime.knip.cellprofiler/META-INF/MANIFEST.MF
+++ b/org.knime.knip.cellprofiler/META-INF/MANIFEST.MF
@@ -15,7 +15,7 @@ Require-Bundle: org.knime.knip.base;bundle-version="[1.6.0,2.0.0)",
  org.knime.core;bundle-version="3.3.1",
  org.knime.base;bundle-version="3.3.1",
  org.apache.commons.commons-io;bundle-version="[2.15.1,3.0.0)"
-Bundle-RequiredExecutionEnvironment: JavaSE-1.8
+Bundle-RequiredExecutionEnvironment: JavaSE-21
 Bundle-ClassPath: knip_cellprofiler.jar,
  lib/knime-bridge-0.0.1-SNAPSHOT.jar,
  lib/javax.json-1.0.4.jar,
diff --git a/pom.xml b/pom.xml
index 7c81137..d8aae97 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,11 +12,14 @@
 	<properties>
 		<revision>1.0.0</revision>
 		<changelist>-SNAPSHOT</changelist>
-		<knime.version>5.1</knime.version>
-		<tycho.version>2.7.5</tycho.version>
+		<knime.version>nightly</knime.version>
+		<tycho.version>4.0.13</tycho.version>
 		<tycho.extras.version>${tycho.version}</tycho.extras.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<maven.compiler.source>21</maven.compiler.source>
+		<maven.compiler.target>21</maven.compiler.target>
+		<maven.compiler.release>21</maven.compiler.release>		
 	</properties>
 
 	<!-- List the modules of your project here -->
@@ -44,6 +47,16 @@
 	<build>
 		<pluginManagement>
 			<plugins>
+				<plugin>
+					<groupId>org.apache.maven.plugins</groupId>
+					<artifactId>maven-compiler-plugin</artifactId>
+					<version>3.13.0</version>
+					<configuration>
+						<source>21</source>
+						<target>21</target>
+						<release>21</release>
+					</configuration>
+				</plugin>
 				<plugin>
 					<groupId>org.eclipse.tycho</groupId>
 					<artifactId>tycho-maven-plugin</artifactId>
@@ -82,7 +95,7 @@
 					</configuration>
 				</plugin>
 				<plugin>
-					<groupId>org.eclipse.tycho.extras</groupId>
+					<groupId>org.eclipse.tycho</groupId>
 					<artifactId>tycho-buildtimestamp-jgit</artifactId>
 					<version>${tycho.extras.version}</version>
 				</plugin>
@@ -129,18 +142,22 @@
 		</pluginManagement>
 
 		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+			</plugin>
 			<plugin>
 
 				<!-- This plugin configuration block is only needed if the repository contains plug-ins that don't have any sources. If it is omitted
 		 		Tycho will complain. -->
-				<groupId>org.eclipse.tycho.extras</groupId>
-				<artifactId>tycho-source-feature-plugin</artifactId>
+				<groupId>org.eclipse.tycho</groupId>
+				<artifactId>tycho-source-plugin</artifactId>
 				<executions>
 					<execution>
 						<id>source-feature</id>
 						<phase>package</phase>
 						<goals>
-							<goal>source-feature</goal>
+							<goal>plugin-source</goal>
 						</goals>
 					</execution>
 				</executions>
@@ -161,7 +178,7 @@
 				<artifactId>tycho-packaging-plugin</artifactId>
 				<dependencies>
 					<dependency>
-						<groupId>org.eclipse.tycho.extras</groupId>
+						<groupId>org.eclipse.tycho</groupId>
 						<artifactId>tycho-buildtimestamp-jgit</artifactId>
 						<version>${tycho.extras.version}</version>
 					</dependency>
@@ -187,6 +204,7 @@
 				<groupId>org.eclipse.tycho</groupId>
 				<artifactId>target-platform-configuration</artifactId>
 				<configuration>
+					<executionEnvironment>JavaSE-21</executionEnvironment>
 					<environments>
 						<!-- These can be removed once we shut down the Buckminster build -->
 						<environment>
@@ -218,6 +236,13 @@
 							<goal>plugin-source</goal>
 						</goals>
 					</execution>
+					<execution>
+						<id>feature-source</id>
+						<phase>package</phase>
+						<goals>
+							<goal>feature-source</goal>
+						</goals>
+					</execution>
 				</executions>
 			</plugin>