diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8d6fe85e..bb0274d0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,10 +10,10 @@ jobs:
   matrix-build:
     strategy:
       matrix:
-        java: [21]
+        java: [25]
         os: ['ubuntu-latest', 'windows-latest'] # 'macos-latest' not supported at the moment
     env:
-      DEFAULT_JAVA: 21
+      DEFAULT_JAVA: 25
       DEFAULT_OS: 'ubuntu-latest'
     concurrency:
       group: ${{ github.workflow }}-${{ github.ref }}-${{ matrix.os }}-${{ matrix.java }}
@@ -41,7 +41,7 @@ jobs:
       uses: gradle/actions/setup-gradle@v5
 
     - name: Cache SonarQube packages
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       if: ${{ env.DEFAULT_JAVA == matrix.java && env.DEFAULT_OS == matrix.os }}
       with:
         path: ~/.sonar/cache
@@ -53,7 +53,7 @@ jobs:
         ./gradlew build --info --warning-mode=summary -PskipFlakyTests=true -PjavaVersion=${{ matrix.java }}
 
     - name: Archive executable JAR
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       if: ${{ env.DEFAULT_JAVA == matrix.java && env.DEFAULT_OS == matrix.os }}
       with:
         name: executable-jar
@@ -64,7 +64,7 @@ jobs:
         if-no-files-found: error
 
     - name: Archive test reports for ${{ matrix.os }} using Java ${{ matrix.java }}
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       if: ${{ always() }}
       with:
         name: test-reports-${{ matrix.os }}-java-${{ matrix.java }}
@@ -86,7 +86,7 @@ jobs:
         ./gradlew jpackage --info --warning-mode=summary -PjavaVersion=${{ matrix.java }}
 
     - name: Archive native package for ${{ runner.os }}
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       if: ${{ env.DEFAULT_JAVA == matrix.java }}
       with:
         name: packages-${{ runner.os }}
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 80313c9c..6df90b54 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -39,7 +39,7 @@ jobs:
     - uses: actions/setup-java@v5
       with:
         distribution: 'temurin'
-        java-version: 21
+        java-version: 25
 
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@v5
diff --git a/.github/workflows/dependency-submission.yml b/.github/workflows/dependency-submission.yml
index 690d876e..d9ec03a6 100644
--- a/.github/workflows/dependency-submission.yml
+++ b/.github/workflows/dependency-submission.yml
@@ -18,6 +18,6 @@ jobs:
       uses: actions/setup-java@v5
       with:
         distribution: 'temurin'
-        java-version: 21
+        java-version: 25
     - name: Generate and submit dependency graph
       uses: gradle/actions/dependency-submission@v5
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index fdb22959..f670bf30 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -37,7 +37,7 @@ jobs:
         uses: actions/setup-java@v5
         with:
           distribution: "temurin"
-          java-version: 21
+          java-version: 25
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v5
@@ -45,7 +45,7 @@ jobs:
         run: ./gradlew build jpackage --info --warning-mode all -PskipFlakyTests=true
 
       - name: Archive executable JAR
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         if: ${{ env.DEFAULT_OS == matrix.os }}
         with:
           name: executable-jar
@@ -56,7 +56,7 @@ jobs:
             product/build/libs-checksums/*
 
       - name: Archive native package for ${{ runner.os }}
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: native-package-${{ runner.os }}
           retention-days: 5
@@ -83,7 +83,7 @@ jobs:
         uses: actions/setup-java@v5
         with:
           distribution: "temurin"
-          java-version: 21
+          java-version: 25
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v5
@@ -105,7 +105,7 @@ jobs:
             ORG_GRADLE_PROJECT_signingPassword: ${{ secrets.OSSRH_GPG_SECRET_KEY_PASSWORD }}
 
       - name: Download artifacts
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           path: build/release-artifacts
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0259a360..5ec7f11a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 See [Release](https://github.com/itsallcode/white-rabbit/releases/tag/v1.10.0) / [Milestone](https://github.com/itsallcode/white-rabbit/milestone/12?closed=1)
 
+This release requires Java 25.
+
 ## [1.9.0] - 2024-09-08
 
 See [Release](https://github.com/itsallcode/white-rabbit/releases/tag/v1.9.0) / [Milestone](https://github.com/itsallcode/white-rabbit/milestone/11?closed=1)
diff --git a/api/.settings/org.eclipse.jdt.core.prefs b/api/.settings/org.eclipse.jdt.core.prefs
index f89a508f..325d6402 100644
--- a/api/.settings/org.eclipse.jdt.core.prefs
+++ b/api/.settings/org.eclipse.jdt.core.prefs
@@ -42,9 +42,9 @@ org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.lambda.genericSignature=do not generate
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.shareCommonFinallyBlocks=disabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=25
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.compliance=25
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -169,7 +169,7 @@ org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=enabled
-org.eclipse.jdt.core.compiler.source=21
+org.eclipse.jdt.core.compiler.source=25
 org.eclipse.jdt.core.compiler.storeAnnotations=disabled
 org.eclipse.jdt.core.compiler.taskCaseSensitive=enabled
 org.eclipse.jdt.core.compiler.taskPriorities=NORMAL,HIGH,NORMAL
diff --git a/build.gradle b/build.gradle
index b0a49506..acec1056 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,12 +1,12 @@
 plugins {
     id 'eclipse'
-    id "org.sonarqube" version "5.1.0.4882"
-    id "org.jetbrains.gradle.plugin.idea-ext" version "1.1.8"
+    id "org.sonarqube" version "7.2.3.7755"
+    id "org.jetbrains.gradle.plugin.idea-ext" version "1.4.1"
     id "io.codearte.nexus-staging" version "0.30.0"
-    id 'com.github.johnrengelman.shadow' version '8.1.1' apply false
+    id 'com.gradleup.shadow' version '9.4.0' apply false
     id "com.moowork.node" version "1.3.1" apply false
-    id "com.github.ben-manes.versions" version "0.51.0"
-    id "org.panteleyev.jpackageplugin" version "1.6.0" apply false
+    id "com.github.ben-manes.versions" version "0.53.0"
+    id "org.panteleyev.jpackageplugin" version "2.0.1" apply false
     id "org.gradle.crypto.checksum" version "1.4.0" apply false
     id "io.github.gradle-nexus.publish-plugin" version "2.0.0"
 }
@@ -14,7 +14,7 @@ plugins {
 version = "1.9.0"
 group = "org.itsallcode.whiterabbit"
 
-def javaVersion = project.hasProperty('javaVersion') ? project.getProperty('javaVersion') : 21
+def javaVersion = project.hasProperty('javaVersion') ? project.getProperty('javaVersion') : 25
 
 subprojects {
     group = rootProject.group
diff --git a/docs/developer_guide.md b/docs/developer_guide.md
index d7a565d5..5ea899ce 100644
--- a/docs/developer_guide.md
+++ b/docs/developer_guide.md
@@ -59,7 +59,7 @@ Run a single test:
 ### Check that dependencies are up-to-date
 
 ```sh
-./gradlew dependencyUpdates
+./gradlew dependencyUpdates --no-parallel
 ```
 
 ### <a name="build_native_package"></a>Build Native Packages
diff --git a/docs/user_guide.md b/docs/user_guide.md
index ca34f6e8..464be762 100644
--- a/docs/user_guide.md
+++ b/docs/user_guide.md
@@ -3,7 +3,7 @@
 
 ## Install WhiteRabbit as Executable JAR
 
-Precondition: Install Java Runtime Environment (JRE) 21, e.g. from [Adoptium / Eclipse Temurin](https://adoptium.net/).
+Precondition: Install Java Runtime Environment (JRE) 25, e.g. from [Adoptium / Eclipse Temurin](https://adoptium.net/).
 
 1. Download the `.jar` file from the latest [release](https://github.com/itsallcode/white-rabbit/releases)
 2. Launch it by
@@ -74,7 +74,7 @@ Restart WhiteRabbit after changing the configuration file.
 
 #### Duration format
 
-Enter duration values in the format used by [Duration.parse()](https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/time/Duration.html#parse(java.lang.CharSequence)). Examples:
+Enter duration values in the format used by [Duration.parse()](https://docs.oracle.com/en/java/javase/25/docs/api/java.base/java/time/Duration.html#parse(java.lang.CharSequence)). Examples:
 
 * `PT5H`: 5 hours
 * `PT5H30M`: 5 hours and 30 minutes
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index a4b76b95..d997cfc6 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index df97d72b..c61a118f 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.10.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.4.1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/gradlew b/gradlew
index f5feea6d..739907df 100755
--- a/gradlew
+++ b/gradlew
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 #
-# Copyright © 2015-2021 the original authors.
+# Copyright © 2015 the original authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -57,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/2d6327017519d23b96af35865dc997fcb544fb40/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -86,8 +86,7 @@ done
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
 # Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
-' "$PWD" ) || exit
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -115,7 +114,6 @@ case "$( uname )" in                #(
   NONSTOP* )        nonstop=true ;;
 esac
 
-CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
 
 # Determine the Java command to use to start the JVM.
@@ -173,7 +171,6 @@ fi
 # For Cygwin or MSYS, switch paths to Windows format before running java
 if "$cygwin" || "$msys" ; then
     APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
-    CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
 
     JAVACMD=$( cygpath --unix "$JAVACMD" )
 
@@ -206,15 +203,14 @@ fi
 DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
 # Collect all arguments for the java command:
-#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
 #     and any embedded shellness will be escaped.
 #   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
 #     treated as '${Hostname}' itself on the command line.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \
-        -classpath "$CLASSPATH" \
-        org.gradle.wrapper.GradleWrapperMain \
+        -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \
         "$@"
 
 # Stop when "xargs" is not available.
diff --git a/gradlew.bat b/gradlew.bat
index 9b42019c..e509b2dd 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -70,11 +70,10 @@ goto fail
 :execute
 @rem Setup the command line
 
-set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 
 @rem Execute Gradle
-"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %*
 
 :end
 @rem End local scope for the variables with windows NT shell
diff --git a/jfxui/.settings/org.eclipse.jdt.core.prefs b/jfxui/.settings/org.eclipse.jdt.core.prefs
index 68b156de..db9beae4 100644
--- a/jfxui/.settings/org.eclipse.jdt.core.prefs
+++ b/jfxui/.settings/org.eclipse.jdt.core.prefs
@@ -42,9 +42,9 @@ org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.lambda.genericSignature=do not generate
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.shareCommonFinallyBlocks=disabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=25
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.compliance=25
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -169,7 +169,7 @@ org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=enabled
-org.eclipse.jdt.core.compiler.source=21
+org.eclipse.jdt.core.compiler.source=25
 org.eclipse.jdt.core.compiler.storeAnnotations=disabled
 org.eclipse.jdt.core.compiler.taskCaseSensitive=enabled
 org.eclipse.jdt.core.compiler.taskPriorities=NORMAL,HIGH,NORMAL
diff --git a/jfxui/build.gradle b/jfxui/build.gradle
index 34d7f473..df9b6935 100644
--- a/jfxui/build.gradle
+++ b/jfxui/build.gradle
@@ -43,7 +43,7 @@ task uiTest(type: Test, group: 'verification') {
         }
     }
 
-    forkEvery 5
+    forkEvery = 5
     jvmArgs '-XX:+HeapDumpOnOutOfMemoryError', '-XX:+EnableDynamicAgentLoading'
 
     if(!project.hasProperty("uiTestsHeadless") || project.property("uiTestsHeadless") != "false") {
diff --git a/logic/.settings/org.eclipse.jdt.core.prefs b/logic/.settings/org.eclipse.jdt.core.prefs
index dec6092b..41c79927 100644
--- a/logic/.settings/org.eclipse.jdt.core.prefs
+++ b/logic/.settings/org.eclipse.jdt.core.prefs
@@ -42,9 +42,9 @@ org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.lambda.genericSignature=do not generate
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.shareCommonFinallyBlocks=disabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=25
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.compliance=25
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -169,7 +169,7 @@ org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=disabled
-org.eclipse.jdt.core.compiler.source=21
+org.eclipse.jdt.core.compiler.source=25
 org.eclipse.jdt.core.compiler.storeAnnotations=disabled
 org.eclipse.jdt.core.compiler.taskCaseSensitive=enabled
 org.eclipse.jdt.core.compiler.taskPriorities=NORMAL,HIGH,NORMAL
diff --git a/plugins/.settings/org.eclipse.jdt.core.prefs b/plugins/.settings/org.eclipse.jdt.core.prefs
index 95d7a17b..7a2dcd6e 100644
--- a/plugins/.settings/org.eclipse.jdt.core.prefs
+++ b/plugins/.settings/org.eclipse.jdt.core.prefs
@@ -42,9 +42,9 @@ org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.lambda.genericSignature=do not generate
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.shareCommonFinallyBlocks=disabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=25
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.compliance=25
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -169,7 +169,7 @@ org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=enabled
-org.eclipse.jdt.core.compiler.source=21
+org.eclipse.jdt.core.compiler.source=25
 org.eclipse.jdt.core.compiler.storeAnnotations=disabled
 org.eclipse.jdt.core.compiler.taskCaseSensitive=enabled
 org.eclipse.jdt.core.compiler.taskPriorities=NORMAL,HIGH,NORMAL
diff --git a/plugins/build.gradle b/plugins/build.gradle
index 9a052248..2c4b2f20 100644
--- a/plugins/build.gradle
+++ b/plugins/build.gradle
@@ -1,6 +1,6 @@
 
 subprojects {
-    apply plugin: "com.github.johnrengelman.shadow"
+    apply plugin: "com.gradleup.shadow"
 
     dependencies {
         implementation project(':api')
diff --git a/plugins/csv/.settings/org.eclipse.jdt.core.prefs b/plugins/csv/.settings/org.eclipse.jdt.core.prefs
index f89a508f..325d6402 100644
--- a/plugins/csv/.settings/org.eclipse.jdt.core.prefs
+++ b/plugins/csv/.settings/org.eclipse.jdt.core.prefs
@@ -42,9 +42,9 @@ org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.lambda.genericSignature=do not generate
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.shareCommonFinallyBlocks=disabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=25
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.compliance=25
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -169,7 +169,7 @@ org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=enabled
-org.eclipse.jdt.core.compiler.source=21
+org.eclipse.jdt.core.compiler.source=25
 org.eclipse.jdt.core.compiler.storeAnnotations=disabled
 org.eclipse.jdt.core.compiler.taskCaseSensitive=enabled
 org.eclipse.jdt.core.compiler.taskPriorities=NORMAL,HIGH,NORMAL
diff --git a/plugins/demo/.settings/org.eclipse.jdt.core.prefs b/plugins/demo/.settings/org.eclipse.jdt.core.prefs
index f89a508f..325d6402 100644
--- a/plugins/demo/.settings/org.eclipse.jdt.core.prefs
+++ b/plugins/demo/.settings/org.eclipse.jdt.core.prefs
@@ -42,9 +42,9 @@ org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.lambda.genericSignature=do not generate
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.shareCommonFinallyBlocks=disabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=25
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.compliance=25
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -169,7 +169,7 @@ org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=enabled
-org.eclipse.jdt.core.compiler.source=21
+org.eclipse.jdt.core.compiler.source=25
 org.eclipse.jdt.core.compiler.storeAnnotations=disabled
 org.eclipse.jdt.core.compiler.taskCaseSensitive=enabled
 org.eclipse.jdt.core.compiler.taskPriorities=NORMAL,HIGH,NORMAL
diff --git a/plugins/holiday-calculator/.settings/org.eclipse.jdt.core.prefs b/plugins/holiday-calculator/.settings/org.eclipse.jdt.core.prefs
index f89a508f..325d6402 100644
--- a/plugins/holiday-calculator/.settings/org.eclipse.jdt.core.prefs
+++ b/plugins/holiday-calculator/.settings/org.eclipse.jdt.core.prefs
@@ -42,9 +42,9 @@ org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.lambda.genericSignature=do not generate
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.shareCommonFinallyBlocks=disabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=25
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.compliance=25
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -169,7 +169,7 @@ org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=enabled
-org.eclipse.jdt.core.compiler.source=21
+org.eclipse.jdt.core.compiler.source=25
 org.eclipse.jdt.core.compiler.storeAnnotations=disabled
 org.eclipse.jdt.core.compiler.taskCaseSensitive=enabled
 org.eclipse.jdt.core.compiler.taskPriorities=NORMAL,HIGH,NORMAL
diff --git a/product/build.gradle b/product/build.gradle
index eae31679..98d94271 100644
--- a/product/build.gradle
+++ b/product/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
     id 'org.panteleyev.jpackageplugin'
     id 'org.gradle.crypto.checksum'
 }
@@ -97,7 +97,7 @@ task uiTest(type: Test, group: 'verification') {
         }
     }
 
-    forkEvery 5
+    forkEvery = 5
     jvmArgs '-XX:+HeapDumpOnOutOfMemoryError', '-XX:+EnableDynamicAgentLoading'
 
     if(!project.hasProperty("uiTestsHeadless") || project.property("uiTestsHeadless") != "false") {
@@ -123,15 +123,15 @@ tasks["jacocoTestReport"].executionData fileTree(project.buildDir).include("jaco
 tasks.jpackage {
     dependsOn("copyJPackageDependencies")
 
-    input = jPackageDir
-    destination = "$buildDir/jpackage-dist"
+    input = layout.buildDirectory.dir(jPackageDir)
+    destination = layout.buildDirectory.dir("$buildDir/jpackage-dist")
 
     appName = "WhiteRabbit"
     vendor = '"It\'s all code"'
     copyright = '"Copyright (C) 2024 Christoph Pirkl <christoph at users.sourceforge.net>"'
-    licenseFile = "${rootProject.rootDir}/LICENSE"
+    licenseFile = layout.buildDirectory.file("${rootProject.rootDir}/LICENSE")
     appDescription = '"A time recording tool"'
-    icon = "${project(':jfxui').projectDir}/src/main/resources/icon.png"
+    icon = layout.buildDirectory.file("${project(':jfxui').projectDir}/src/main/resources/icon.png")
 
     mainJar = tasks.jar.archiveFileName.get()
     mainClass = project.mainClass
@@ -146,13 +146,13 @@ tasks.jpackage {
         winMenu = true
         winMenuGroup = "Time Recording"
         winShortcut = true
-        icon = "${projectDir}/src/main/resources/icon.ico"
+        icon = layout.buildDirectory.file("${projectDir}/src/main/resources/icon.ico")
     }
 
     mac {
         macPackageIdentifier = "org.itsallcode.white-rabbit"
         macPackageName = "WhiteRabbit"
-        icon = "${projectDir}/src/main/resources/icon.icns"
+        icon = layout.buildDirectory.file("${projectDir}/src/main/resources/icon.icns")
     }
 }
 
diff --git a/settings.gradle b/settings.gradle
index 86410fed..9a77ff8b 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -20,15 +20,15 @@ dependencyResolutionManagement {
     }
     versionCatalogs {
         libs {
-            version('junitJupiter', '5.11.0')
-            version('mockito', '5.13.0')
-            version('log4j', '2.24.0')
-            version('javafx', '24-ea+5')
+            version('junitJupiter', '6.0.3')
+            version('mockito', '5.23.0')
+            version('log4j', '2.25.3')
+            version('javafx', '27-ea+8')
 
             library('junitParams', 'org.junit.jupiter', 'junit-jupiter-params').versionRef('junitJupiter')
             library('assertj', 'org.assertj:assertj-core:3.27.7')
-            library('junitPioneer', 'org.junit-pioneer:junit-pioneer:2.2.0')
-            library('equalsverifier', 'nl.jqno.equalsverifier:equalsverifier:3.16.2')
+            library('junitPioneer', 'org.junit-pioneer:junit-pioneer:2.3.0')
+            library('equalsverifier', 'nl.jqno.equalsverifier:equalsverifier:4.4.1')
             library('tostringverifier', 'com.jparams:to-string-verifier:1.4.8')
             library('hamcrest', 'org.hamcrest:hamcrest:3.0')
             library('mockito', 'org.mockito', 'mockito-core').versionRef('mockito')
@@ -41,8 +41,8 @@ dependencyResolutionManagement {
             library('jsonBindApi', 'jakarta.json.bind:jakarta.json.bind-api:3.0.1')
             library('yasson', 'org.eclipse:yasson:3.0.4')
 
-            library('jdtAnnotations', 'org.eclipse.jdt:org.eclipse.jdt.annotation:2.3.0')
-            library('jansi', 'org.fusesource.jansi:jansi:2.4.1')
+            library('jdtAnnotations', 'org.eclipse.jdt:org.eclipse.jdt.annotation:2.4.100')
+            library('jansi', 'org.fusesource.jansi:jansi:2.4.2')
             library('log4j.api', 'org.apache.logging.log4j', 'log4j-api').versionRef('log4j')
             library('log4j.core', 'org.apache.logging.log4j', 'log4j-core').versionRef('log4j')
             library('log4j.jul', 'org.apache.logging.log4j', 'log4j-jul').versionRef('log4j')