diff --git a/.github/workflows/nebula.yml b/.github/workflows/nebula.yml
index a19132e..aebe314 100644
--- a/.github/workflows/nebula.yml
+++ b/.github/workflows/nebula.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         # test against latest update of some major Java version(s), as well as specific LTS version(s)
-        java: [ 8, 17, 21]
+        java: [8, 17, 21]
     name: Gradle Build without Publish
     steps:
       - uses: actions/checkout@v1
@@ -30,17 +30,13 @@ jobs:
         run: |
           git config --global user.name "Nebula Plugin Maintainers"
           git config --global user.email "nebula-plugins-oss@netflix.com"
-      - name: Set up JDK 8
-        uses: actions/setup-java@v2
+      - name: Set up JDKs
+        uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
-          java-version: '8'
-          java-package: jdk
-      - name: Setup jdk
-        uses: actions/setup-java@v2
-        with:
-          distribution: 'zulu'
-          java-version: ${{ matrix.java }}
+          java-version: |
+            8
+            ${{ matrix.java }}
           java-package: jdk
       - uses: actions/cache@v1
         id: gradle-cache
@@ -74,10 +70,14 @@ jobs:
         run: |
           git config --global user.name "Nebula Plugin Maintainers"
           git config --global user.email "nebula-plugins-oss@netflix.com"
-      - name: Setup jdk 8
-        uses: actions/setup-java@v1
+      - name: Set up JDKs
+        uses: actions/setup-java@v4
         with:
-          java-version: 1.8
+          distribution: 'zulu'
+          java-version: |
+            8
+            21
+          java-package: jdk
       - uses: actions/cache@v1
         id: gradle-cache
         with:
@@ -115,10 +115,14 @@ jobs:
         run: |
           git config --global user.name "Nebula Plugin Maintainers"
           git config --global user.email "nebula-plugins-oss@netflix.com"
-      - name: Setup jdk 8
-        uses: actions/setup-java@v1
+      - name: Set up JDKs
+        uses: actions/setup-java@v4
         with:
-          java-version: 1.8
+          distribution: 'zulu'
+          java-version: |
+            8
+            21
+          java-package: jdk
       - uses: actions/cache@v1
         id: gradle-cache
         with:
diff --git a/build.gradle b/build.gradle
index 70a3055..df4a215 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 plugins {
-    id 'com.netflix.nebula.plugin-plugin' version '20.11.0'
+    id 'com.netflix.nebula.plugin-plugin' version '21.0.0'
 }
 
 description 'Plugin to specify and publish who the owner of a project is'
diff --git a/gradle/gradle-daemon-jvm.properties b/gradle/gradle-daemon-jvm.properties
new file mode 100644
index 0000000..c18ca59
--- /dev/null
+++ b/gradle/gradle-daemon-jvm.properties
@@ -0,0 +1 @@
+toolchainVersion=21
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index e644113..2c35211 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 09523c0..c1a1fa5 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-8.9-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.10-rc-1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/gradlew b/gradlew
index b740cf1..f5feea6 100755
--- a/gradlew
+++ b/gradlew
@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -84,7 +86,8 @@ 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 "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
+' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
diff --git a/gradlew.bat b/gradlew.bat
index 7101f8e..9b42019 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -13,6 +13,8 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################