diff --git a/.github/workflows/build-publish.yml b/.github/workflows/build-publish.yml
index daf3bcde..c16ed4c4 100644
--- a/.github/workflows/build-publish.yml
+++ b/.github/workflows/build-publish.yml
@@ -18,7 +18,7 @@ jobs:
     name: Build API Job Jar
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Get Version
         run: |
           # Strip git ref prefix from version
@@ -29,7 +29,7 @@ jobs:
 
           echo "VERSION=$VERSION" >> $GITHUB_ENV
       - name: Set up JDK 17
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
         with:
           java-version: 17
           distribution: 'zulu'
@@ -41,7 +41,7 @@ jobs:
         run: ./gradlew service:build -Pversion=$VERSION
 
       - name: Upload aggregator-service-job artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: aggregator-service-job
           path: service/build/libs/*.jar
@@ -52,7 +52,7 @@ jobs:
     needs: java_api_job_build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Get Version
         run: |
           # Strip git ref prefix from version
@@ -83,7 +83,7 @@ jobs:
           install: true
 
       - name: Download Artifact
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: aggregator-service-job
           path: service/build/libs
@@ -107,7 +107,7 @@ jobs:
     name: Build Service Jar
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Get Version
         run: |
           # Strip git ref prefix from version
@@ -119,7 +119,7 @@ jobs:
           echo "VERSION=$VERSION" >> $GITHUB_ENV
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
         with:
           java-version: 17
           distribution: 'zulu'
@@ -128,7 +128,7 @@ jobs:
         run: ./gradlew clean build --refresh-dependencies -Pversion=$VERSION
 
       - name: Upload aggregate-service artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: aggregate-service
           path: build/libs/*.jar
@@ -139,7 +139,7 @@ jobs:
     needs: java_service_build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Get Version
         run: |
           # Strip git ref prefix from version
@@ -170,7 +170,7 @@ jobs:
           install: true
 
       - name: Download Artifact
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: aggregate-service
           path: build/libs
@@ -194,7 +194,7 @@ jobs:
     name: Build Migration
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Get Version
         run: |
           # Strip git ref prefix from version
@@ -205,7 +205,7 @@ jobs:
 
           echo "VERSION=$VERSION" >> $GITHUB_ENV
       - name: Set up JDK 17
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
         with:
           java-version: 17
           distribution: 'zulu'
@@ -217,7 +217,7 @@ jobs:
         run: ./gradlew migrations:build -Pversion=$VERSION
 
       - name: Upload migration artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: aggregate-service-migration
           path: migrations/build/libs/*.jar
@@ -228,7 +228,7 @@ jobs:
     needs: migration_build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Get Version
         run: |
           # Strip git ref prefix from version
@@ -259,7 +259,7 @@ jobs:
           install: true
 
       - name: Download Artifact
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: aggregate-service-migration
           path: migrations/build/libs
diff --git a/.github/workflows/publish-client.yml b/.github/workflows/publish-client.yml
index 38d88062..ef8b8ffc 100644
--- a/.github/workflows/publish-client.yml
+++ b/.github/workflows/publish-client.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Get Version
         run: |
@@ -26,7 +26,7 @@ jobs:
           echo "VERSION=$VERSION" >> $GITHUB_ENV
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
         with:
           java-version: 17
           distribution: 'zulu'