diff --git a/.github/workflows/actions.yml b/.github/workflows/actions.yml
index 1955634..f534822 100644
--- a/.github/workflows/actions.yml
+++ b/.github/workflows/actions.yml
@@ -16,7 +16,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-java@v3
         with:
-          java-version: 11
+          java-version: 21
           distribution: 'temurin'
           cache: 'maven'
 
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index c822fa8..3f5489d 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -12,11 +12,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
-      - name: Set up JDK 11
-        uses: actions/setup-java@v3
+      - uses: actions/checkout@v4
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
         with:
-          java-version: 11
+          java-version: '21'
           distribution: 'temurin'
           cache: 'maven'
           server-id: openconext-releases
diff --git a/pom.xml b/pom.xml
index fcec12f..582cac7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,12 +5,12 @@
 
     <groupId>org.openconext</groupId>
     <artifactId>saml-idp</artifactId>
-    <version>1.0.1</version>
+    <version>2.0.0</version>
     <name>saml-idp</name>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <java.version>11</java.version>
+        <java.version>21</java.version>
     </properties>
 
     <dependencies>
@@ -18,37 +18,37 @@
         <dependency>
             <groupId>org.opensaml</groupId>
             <artifactId>opensaml-core</artifactId>
-            <version>4.3.0</version>
+            <version>4.3.2</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.opensaml/opensaml-saml-impl -->
         <dependency>
             <groupId>org.opensaml</groupId>
             <artifactId>opensaml-saml-impl</artifactId>
-            <version>4.3.0</version>
+            <version>4.3.2</version>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
-            <version>1.18.30</version>
+            <version>1.18.34</version>
             <optional>true</optional>
         </dependency>
         <!-- https://mvnrepository.com/artifact/commons-codec/commons-codec -->
         <dependency>
             <groupId>commons-codec</groupId>
             <artifactId>commons-codec</artifactId>
-            <version>1.16.0</version>
+            <version>1.17.1</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/commons-io/commons-io -->
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.15.0</version>
+            <version>2.16.1</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-text -->
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-text</artifactId>
-            <version>1.11.0</version>
+            <version>1.12.0</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/javax.xml.bind/jaxb-api -->
         <dependency>
@@ -59,19 +59,19 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>1.4.12</version>
+            <version>1.5.12</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.4.12</version>
+            <version>1.5.12</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>2.0.9</version>
+            <version>2.0.16</version>
             <scope>provided</scope>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.apache.tomcat.embed/tomcat-embed-core -->
@@ -85,7 +85,7 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
-            <version>2.7.17</version>
+            <version>2.7.18</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -98,14 +98,14 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-web</artifactId>
-            <version>5.3.32</version>
+            <version>5.3.37</version>
             <scope>test</scope>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.jsoup/jsoup -->
         <dependency>
             <groupId>org.jsoup</groupId>
             <artifactId>jsoup</artifactId>
-            <version>1.16.2</version>
+            <version>1.18.1</version>
             <scope>test</scope>
         </dependency>
 
@@ -116,15 +116,15 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.9.0</version>
+                <version>3.13.0</version>
                 <configuration>
-                    <release>11</release>
+                    <release>21</release>
                 </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.3.0</version>
+                <version>3.3.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -157,7 +157,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0</version>
+                <version>3.5.0</version>
                 <executions>
                     <execution>
                         <id>enforce-versions</id>
@@ -170,7 +170,7 @@
                                     <version>3.8.4</version>
                                 </requireMavenVersion>
                                 <requireJavaVersion>
-                                    <version>11</version>
+                                    <version>21</version>
                                 </requireJavaVersion>
                             </rules>
                         </configuration>
@@ -182,7 +182,7 @@
             <extension>
                 <groupId>org.apache.maven.wagon</groupId>
                 <artifactId>wagon-webdav-jackrabbit</artifactId>
-                <version>3.5.1</version>
+                <version>3.5.3</version>
             </extension>
         </extensions>
     </build>