diff --git a/.github/workflows/appbuild.yml b/.github/workflows/appbuild.yml
deleted file mode 100644
index de98779e4..000000000
--- a/.github/workflows/appbuild.yml
+++ /dev/null
@@ -1,39 +0,0 @@
-name: Package build
-
-on:
-  pull_request:
-
-jobs:
-  build:
-    runs-on: ubuntu-18.04
-
-    strategy:
-      matrix:
-        node-version: [14.x]
-
-    steps:
-    - uses: actions/checkout@v2.4.0
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v2.4.1
-      with:
-        node-version: ${{ matrix.node-version }}
-    - name: Set up npm7
-      run: npm i -g npm@7
-    - name: Setup PHP
-      uses: shivammathur/setup-php@2.15.0
-      with:
-        php-version: '7.4'
-        tools: composer
-    - name: install dependencies
-      run: |
-        wget https://github.com/ChristophWurst/krankerl/releases/download/v0.12.2/krankerl_0.12.2_amd64.deb
-        sudo dpkg -i krankerl_0.12.2_amd64.deb
-    - name: package
-      run: |
-        uname -a
-        RUST_BACKTRACE=1 krankerl --version
-        RUST_BACKTRACE=1 krankerl package
-    - uses: actions/upload-artifact@v2
-      with:
-        name: Deck app tarball
-        path: build/artifacts/deck.tar.gz
diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index ebf850300..48c5ee220 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -13,7 +13,7 @@ env:
 
 jobs:
   integration:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
 
     strategy:
       fail-fast: false
@@ -44,7 +44,7 @@ jobs:
 
     steps:
       - name: Checkout server
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
         with:
           repository: nextcloud/server
           ref: ${{ matrix.server-versions }}
@@ -57,17 +57,16 @@ jobs:
           git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive --depth=1
 
       - name: Checkout app
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
         with:
           path: apps/${{ env.APP_NAME }}
 
       - name: Set up php ${{ matrix.php-versions }}
-        uses: shivammathur/setup-php@2.24.0
+        uses: shivammathur/setup-php@2.18.0
         with:
           php-version: ${{ matrix.php-versions }}
           tools: phpunit
           extensions: zip, gd, mbstring, iconv, fileinfo, intl, sqlite, pdo_sqlite, mysql, pdo_mysql, pgsql, pdo_pgsql
-          ini-file: development
           coverage: none
 
       - name: Set up PHPUnit