diff --git a/.github/workflows/changelog-print.yml b/.github/workflows/changelog-print.yml
index a77c434..88be1f9 100644
--- a/.github/workflows/changelog-print.yml
+++ b/.github/workflows/changelog-print.yml
@@ -16,7 +16,5 @@ jobs:
           java-version: 11
           distribution: 'temurin'
       - name: gradle caching
-        uses: gradle/gradle-build-action@v3
-        with:
-          gradle-home-cache-cleanup: true
+        uses: gradle/actions/setup-gradle@v4
       - run: ./gradlew changelogPrint
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 59642a5..5bd565b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,9 +25,7 @@ jobs:
           distribution: "temurin"
           java-version: ${{ matrix.jre }}
       - name: gradle caching
-        uses: gradle/gradle-build-action@v3
-        with:
-          gradle-home-cache-cleanup: true
+        uses: gradle/actions/setup-gradle@v4
       - name: git fetch origin main
         run: git fetch origin main
       - name: gradlew build
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index b9b9552..be4a599 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -41,9 +41,7 @@ jobs:
           java-version: 11
           distribution: 'temurin'
       - name: gradle caching
-        uses: gradle/gradle-build-action@v3
-        with:
-          gradle-home-cache-cleanup: true
+        uses: gradle/actions/setup-gradle@v4
       - run: git fetch origin main
       - name: publish all
         if: "${{ github.event.inputs.to_publish == 'all' }}"
diff --git a/.github/workflows/gradle-wrapper-validation.yml b/.github/workflows/gradle-wrapper-validation.yml
deleted file mode 100644
index 8d5a16d..0000000
--- a/.github/workflows/gradle-wrapper-validation.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: "Validate Gradle Wrapper"
-on:
-  push:
-    paths:
-      - 'gradlew'
-      - 'gradlew.bat'
-      - 'gradle/wrapper/'
-  pull_request:
-    paths:
-      - 'gradlew'
-      - 'gradlew.bat'
-      - 'gradle/wrapper/'
-
-permissions:
-  contents: read
-
-jobs:
-  validation:
-    name: "Validation"
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: gradle/wrapper-validation-action@v3
diff --git a/settings.gradle b/settings.gradle
index 55dd926..8b5654b 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -8,11 +8,11 @@ plugins {
 	// https://github.com/diffplug/blowdryer/blob/main/CHANGELOG.md
 	id 'com.diffplug.blowdryerSetup' version '1.7.1'
 	// https://github.com/diffplug/spotless/blob/main/plugin-gradle/CHANGES.md
-	id 'com.diffplug.spotless' version '7.0.0.BETA2' apply false
+	id 'com.diffplug.spotless' version '7.0.0.BETA4' apply false
 	// https://github.com/diffplug/spotless-changelog/blob/main/CHANGELOG.md
 	id 'com.diffplug.spotless-changelog' version '3.1.2' apply false
 	// https://plugins.gradle.org/plugin/com.gradle.plugin-publish
-	id 'com.gradle.plugin-publish' version '1.2.2' apply false
+	id 'com.gradle.plugin-publish' version '1.3.0' apply false
 	// https://github.com/equodev/equo-ide/blob/main/plugin-gradle/CHANGELOG.md
 	id 'dev.equo.ide' version '1.7.7' apply false
 	// https://github.com/gradle-nexus/publish-plugin/releases
@@ -20,17 +20,17 @@ plugins {
 	// https://plugins.gradle.org/plugin/org.jetbrains.dokka
 	id 'org.jetbrains.dokka'                       version '1.9.20' apply false
 	// https://plugins.gradle.org/plugin/org.jetbrains.kotlin.jvm
-	id 'org.jetbrains.kotlin.jvm'                  version '2.0.20' apply false
+	id 'org.jetbrains.kotlin.jvm'                  version '2.1.0' apply false
 	// https://plugins.gradle.org/plugin/org.jetbrains.kotlin.plugin.serialization
-	id 'org.jetbrains.kotlin.plugin.serialization' version '2.0.20' apply false
+	id 'org.jetbrains.kotlin.plugin.serialization' version '2.1.0' apply false
 	// https://plugins.gradle.org/plugin/org.jetbrains.kotlin.multiplatform
-	id 'org.jetbrains.kotlin.multiplatform' version '2.0.20' apply false
+	id 'org.jetbrains.kotlin.multiplatform' version '2.1.0' apply false
 	// https://github.com/adamko-dev/dokkatoo/releases
-	id 'dev.adamko.dokkatoo-html' version '2.3.1' apply false
+	id 'dev.adamko.dokkatoo-html' version '2.4.0' apply false
 }
 
 blowdryerSetup {
-	github 'diffplug/blowdryer-diffplug', 'tag', '8.0.2'
+	github 'diffplug/blowdryer-diffplug', 'tag', '8.0.3'
 	//devLocal '../blowdryer-diffplug'
 	setPluginsBlockTo {
 		it.file 'plugin.versions'