diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 11badba..7fd15cb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -94,7 +94,7 @@ jobs:
       # Cache Maven dependencies
       - name: Install and Cache Maven dependencies
         id: cache
-        uses: actions/cache@v3    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
+        uses: actions/cache@v4    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
         with:
           path: |
             ~/.m2
@@ -210,7 +210,7 @@ jobs:
 
       - name: Cache Trivy
         id: cache
-        uses: actions/cache@v3    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
+        uses: actions/cache@v4    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
         with:
           path: ${{ env.TRIVY_CACHE_DIR }}
           key: trivy-${{ hashFiles('**/pom.xml', '**/Containerfile*') }}    # Trivy scan results are influenced by maven dependencies and Containerfile runtime image
diff --git a/.github/workflows/code-scan-codeql.yml b/.github/workflows/code-scan-codeql.yml
index 589d020..58494f9 100644
--- a/.github/workflows/code-scan-codeql.yml
+++ b/.github/workflows/code-scan-codeql.yml
@@ -47,7 +47,7 @@ jobs:
       # Cache Maven dependencies
       - name: Install and Cache Maven dependencies
         id: cache
-        uses: actions/cache@v3    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
+        uses: actions/cache@v4    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
         with:
           path: ~/.m2
           key: maven-${{ hashFiles('**/pom.xml') }}
diff --git a/.github/workflows/code-scan-sonarcloud.yml b/.github/workflows/code-scan-sonarcloud.yml
index c8cc800..04197eb 100644
--- a/.github/workflows/code-scan-sonarcloud.yml
+++ b/.github/workflows/code-scan-sonarcloud.yml
@@ -49,14 +49,14 @@ jobs:
           java-version: '17'    # Java version must match `project.properties['java.version']` in pom.xml
 
       - name: Cache Maven dependencies
-        uses: actions/cache@v3    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
+        uses: actions/cache@v4    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
         with:
           path: |
             ~/.m2
           key: maven-${{ hashFiles('**/pom.xml') }}
 
       - name: Cache SonarCloud dependencies
-        uses: actions/cache@v3    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
+        uses: actions/cache@v4    # https://github.com/marketplace/actions/cache#using-a-combination-of-restore-and-save-actions
         with:
           path: |
             ~/.sonar/cache