diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 60d37d1e..f98d4c3d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -1,20 +1,22 @@
 name: Build and test
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   build:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        java: [ 8, 11 ]
+        java: [ 8, 11, 21 ]
     name: Java ${{ matrix.java }} build
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up JDK ${{ matrix.java }}
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
           java-version: ${{ matrix.java }}
+          distribution: 'temurin'
+          cache: 'maven'
 
       - run: echo "M2_HOME=$(dirname $(dirname `which mvn`))" >> $GITHUB_ENV
       - run: git config --global user.email "test@example.com"
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
new file mode 100644
index 00000000..0b00b0e7
--- /dev/null
+++ b/.github/workflows/release.yaml
@@ -0,0 +1,37 @@
+name: Publish to Maven Central Repository
+on: workflow_dispatch
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install gpg secret key
+        run: cat <(echo -e "${{ secrets.OSSRH_GPG_SECRET_KEY }}") | gpg --batch --import
+      - name: Set up Maven Central Repository
+        uses: actions/setup-java@v4
+        with:
+          java-version: '11'
+          distribution: 'temurin'
+          cache: 'maven'
+      - name: Set up maven settings
+        uses: s4u/maven-settings-action@v3.1.0
+        with:
+          servers: |
+            [{
+              "id": "ossrh",
+              "username": "${{ secrets.OSSRH_USERNAME }}",
+              "password": "${{ secrets.OSSRH_TOKEN }}"
+            },
+            {
+              "id": "gpg.passphrase",
+              "passphrase": "${{ secrets.OSSRH_GPG_SECRET_KEY_PASSWORD }}",
+              "configuration": {}
+            }]
+      - run: git config --global user.email "test@example.com"
+      - run: git config --global user.name "Github Action"
+      - run: echo "M2_HOME=$(dirname $(dirname `which mvn`))" >> $GITHUB_ENV
+      - name: Verify package
+        run: mvn --batch-mode verify
+      - name: Release package
+        run: mvn --batch-mode -DskipTests=true releaser:release
diff --git a/pom.xml b/pom.xml
index 7a01cc3a..dc983694 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,11 +22,11 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <github.global.server>github</github.global.server>
         <jsch.agentproxy.version>0.0.9</jsch.agentproxy.version>
-        <maven.artifact.version>3.8.5</maven.artifact.version>
-        <maven.plugin.api.version>3.8.5</maven.plugin.api.version>
+        <maven.artifact.version>3.9.9</maven.artifact.version>
+        <maven.plugin.api.version>3.9.9</maven.plugin.api.version>
         <maven.project.version>2.2.1</maven.project.version>
-        <maven.model.version>3.8.5</maven.model.version>
-        <maven.settings.version>3.8.5</maven.settings.version>
+        <maven.model.version>3.9.9</maven.model.version>
+        <maven.settings.version>3.9.9</maven.settings.version>
     </properties>
 
     <ciManagement>
@@ -36,7 +36,7 @@
 
     <scm>
         <url>https://github.com/danielflower/multi-module-maven-release-plugin</url>
-        <connection>scm:git:git@github.com:danielflower/multi-module-maven-release-plugin.git</connection>
+        <connection>scm:git:https://github.com/danielflower/multi-module-maven-release-plugin.git</connection>
     </scm>
 
     <inceptionYear>2015</inceptionYear>
@@ -128,7 +128,7 @@
         <dependency>
             <groupId>org.apache.maven.plugin-tools</groupId>
             <artifactId>maven-plugin-annotations</artifactId>
-            <version>3.6.4</version>
+            <version>3.15.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.maven.shared</groupId>
@@ -138,12 +138,12 @@
         <dependency>
             <groupId>org.eclipse.jgit</groupId>
             <artifactId>org.eclipse.jgit</artifactId>
-            <version>5.13.0.202109080827-r</version>
+            <version>5.13.3.202401111512-r</version>
         </dependency>
         <dependency>
             <groupId>org.eclipse.jgit</groupId>
             <artifactId>org.eclipse.jgit.ssh.jsch</artifactId>
-            <version>5.13.0.202109080827-r</version>
+            <version>5.13.3.202401111512-r</version>
         </dependency>
         <dependency>
             <groupId>com.jcraft</groupId>
@@ -165,13 +165,18 @@
         <dependency>
             <groupId>org.codehaus.plexus</groupId>
             <artifactId>plexus-utils</artifactId>
-            <version>3.4.1</version>
+            <version>4.0.2</version>
+        </dependency>
+        <dependency>
+            <groupId>org.codehaus.plexus</groupId>
+            <artifactId>plexus-xml</artifactId>
+            <version>4.0.4</version>
         </dependency>
 
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.11.0</version>
+            <version>2.18.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -183,13 +188,13 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-exec</artifactId>
-            <version>1.3</version>
+            <version>1.4.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.hamcrest</groupId>
             <artifactId>hamcrest</artifactId>
-            <version>2.2</version>
+            <version>3.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -201,7 +206,7 @@
 		<dependency>
     		<groupId>org.mockito</groupId>
     		<artifactId>mockito-core</artifactId>
-    		<version>4.4.0</version>
+    		<version>4.11.0</version>
     		<scope>test</scope>
 		</dependency>
     </dependencies>
@@ -251,12 +256,12 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.0.0-M5</version>
+                <version>3.5.2</version>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.9.0</version>
+                <version>3.13.0</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
@@ -283,12 +288,12 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-site-plugin</artifactId>
-                <version>3.10.0</version>
+                <version>3.21.0</version>
                 <dependencies>
                     <dependency>
                         <groupId>org.apache.maven.doxia</groupId>
                         <artifactId>doxia-module-markdown</artifactId>
-                        <version>1.11.1</version>
+                        <version>2.0.0</version>
                     </dependency>
                 </dependencies>
             </plugin>
@@ -319,7 +324,7 @@
                     <plugin>
                         <groupId>org.sonatype.plugins</groupId>
                         <artifactId>nexus-staging-maven-plugin</artifactId>
-                        <version>1.6.8</version>
+                        <version>1.6.13</version>
                         <extensions>true</extensions>
                         <configuration>
                             <serverId>ossrh</serverId>
@@ -330,7 +335,7 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-source-plugin</artifactId>
-                        <version>3.2.0</version>
+                        <version>3.3.1</version>
                         <executions>
                             <execution>
                                 <id>attach-sources</id>
@@ -343,7 +348,7 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-javadoc-plugin</artifactId>
-                        <version>3.3.1</version>
+                        <version>3.11.2</version>
                         <executions>
                             <execution>
                                 <id>attach-javadocs</id>
@@ -356,7 +361,7 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-gpg-plugin</artifactId>
-                        <version>3.0.1</version>
+                        <version>3.2.4</version>
                         <executions>
                             <execution>
                                 <id>sign-artifacts</id>
@@ -395,7 +400,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-plugin-plugin</artifactId>
-                <version>3.6.4</version>
+                <version>3.15.1</version>
                 <configuration>
                     <goalPrefix>releaser</goalPrefix>
                 </configuration>
@@ -403,12 +408,12 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-report-plugin</artifactId>
-                <version>3.0.0-M5</version>
+                <version>3.5.2</version>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-project-info-reports-plugin</artifactId>
-                <version>3.2.1</version>
+                <version>3.8.0</version>
                 <reportSets>
                     <reportSet>
                         <reports>