diff --git a/.github/workflows/frontend.yaml b/.github/workflows/frontend.yaml
index f4eb518..e39a0fc 100644
--- a/.github/workflows/frontend.yaml
+++ b/.github/workflows/frontend.yaml
@@ -101,7 +101,7 @@ jobs:
       - name: Setup Android SDK
         uses: android-actions/setup-android@v3
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.gradle/caches
@@ -133,7 +133,7 @@ jobs:
         run: npx nx build-android mobile --tasks assembleRelease
 
       - name: Upload APK
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: app-release-apk
           path: frontend/apps/mobile/android/app/build/outputs/apk/release/app-release.apk
diff --git a/.github/workflows/push_on_master.yaml b/.github/workflows/push_on_master.yaml
index 955dd06..712286d 100644
--- a/.github/workflows/push_on_master.yaml
+++ b/.github/workflows/push_on_master.yaml
@@ -132,7 +132,7 @@ jobs:
           install: true
 
       - name: Set up docker layer caching
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx-${{ github.sha }}
@@ -154,7 +154,7 @@ jobs:
           rm -rf /tmp/.buildx-cache
           mv /tmp/.buildx-cache-new /tmp/.buildx-cache
       - name: Upload debs as artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: debs
           path: debs/*
@@ -170,7 +170,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Download all workflow run artifacts
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
       - name: Trigger demo deployment via webhook
         run: curl ${{ secrets.DEMO_DEPLOY_WEBHOOK_URL }} -F "archive=@$(find -name 'abrechnung_*bookworm*_amd64.deb')" --fail
 
@@ -185,7 +185,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Download all workflow run artifacts
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           path: artifacts
           merge-multiple: true
@@ -193,7 +193,7 @@ jobs:
         run: |
           ls -lah artifacts
       - name: Attach to release
-        uses: softprops/action-gh-release@a929a66f232c1b11af63782948aa2210f981808a  # PR#109
+        uses: softprops/action-gh-release@v2
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with: