diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 84ed1bb..17f9d1c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
       - name: Set up JDK 17
diff --git a/.github/workflows/tagged_release.yaml b/.github/workflows/tagged_release.yaml
index f7a5ca0..add839f 100644
--- a/.github/workflows/tagged_release.yaml
+++ b/.github/workflows/tagged_release.yaml
@@ -10,7 +10,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: |
           git fetch --no-tags --prune --depth=1 origin +refs/heads/*:refs/remotes/origin/*
       - name: Set up JDK 17
diff --git a/ch-covidcertificate-backend-verification-check/pom.xml b/ch-covidcertificate-backend-verification-check/pom.xml
index 043df76..9e0d1ee 100644
--- a/ch-covidcertificate-backend-verification-check/pom.xml
+++ b/ch-covidcertificate-backend-verification-check/pom.xml
@@ -23,7 +23,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
-        <spring-boot-version>2.7.8</spring-boot-version>
+        <spring-boot-version>3.1.3</spring-boot-version>
         <spring-cloud-sleuth-version>3.1.6</spring-cloud-sleuth-version>
         <jackson-version>2.11.1</jackson-version>
         <spring-cloud-connectors-version>2.2.13.RELEASE</spring-cloud-connectors-version>
@@ -180,11 +180,11 @@
             </plugin>
             <plugin>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.22.2</version>
+                <version>3.1.2</version>
             </plugin>
             <plugin>
                 <artifactId>maven-failsafe-plugin</artifactId>
-                <version>2.22.2</version>
+                <version>3.1.2</version>
             </plugin>
         </plugins>
         <pluginManagement>