diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 1f856f9..9cceb6b 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2
diff --git a/.github/workflows/coverity-analysis.yml b/.github/workflows/coverity-analysis.yml
index 1300809..6e35d33 100644
--- a/.github/workflows/coverity-analysis.yml
+++ b/.github/workflows/coverity-analysis.yml
@@ -15,15 +15,15 @@ jobs:
       PROJECTNAME: 'web-eid/web-eid-authtoken-validation-java'
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: actions/setup-java@v3
+      - uses: actions/setup-java@v4
         with:
           distribution: zulu
-          java-version: 11
+          java-version: 21
 
       - name: Cache Maven packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.m2
           key: ${{ runner.os }}-m2-v8-${{ hashFiles('**/pom.xml') }}
diff --git a/.github/workflows/maven-build.yml b/.github/workflows/maven-build.yml
index 7d17dea..2e93cec 100644
--- a/.github/workflows/maven-build.yml
+++ b/.github/workflows/maven-build.yml
@@ -7,15 +7,15 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: actions/setup-java@v3
+      - uses: actions/setup-java@v4
         with:
           distribution: zulu
-          java-version: 11
+          java-version: 21
 
       - name: Cache Maven packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.m2
           key: ${{ runner.os }}-m2-v8-${{ hashFiles('**/pom.xml') }}
diff --git a/.github/workflows/maven-deploy.yml b/.github/workflows/maven-deploy.yml
index b37492e..232884e 100644
--- a/.github/workflows/maven-deploy.yml
+++ b/.github/workflows/maven-deploy.yml
@@ -9,15 +9,15 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
-      - uses: actions/setup-java@v3
+      - uses: actions/setup-java@v4
         with:
           distribution: zulu
-          java-version: 11
+          java-version: 21
 
       - name: Cache Maven packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.m2
           key: ${{ runner.os }}-m2-v8-${{ hashFiles('**/pom.xml') }}
diff --git a/.github/workflows/sonarcloud-analysis.yml b/.github/workflows/sonarcloud-analysis.yml
index 2ed0c3a..0cdcea0 100644
--- a/.github/workflows/sonarcloud-analysis.yml
+++ b/.github/workflows/sonarcloud-analysis.yml
@@ -12,19 +12,19 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
-      - name: Set up JDK 17
-        uses: actions/setup-java@v3
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
         with:
           distribution: zulu
-          java-version: 17
+          java-version: 21
       - name: Cache SonarCloud packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.sonar/cache
           key: ${{ runner.os }}-sonar
           restore-keys: ${{ runner.os }}-sonar
       - name: Cache Maven packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.m2
           key: ${{ runner.os }}-m2-v11-${{ hashFiles('**/pom.xml') }}