diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index d283790a..46f941f6 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -10,9 +10,12 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       # without nanasess/setup-pup setup/webmail.sh returns "Unsupported PHP version. Required PHP >= 5.4 and < 8.0", which is generated by roundcubemail/program/include/iniset.php indicating that PHP >= 8.0
-      - uses: nanasess/setup-php@master
-        with:
-          php-version: '7.2'
+      # However, setup/zpush.sh then fails to install package "php-xsl" with "E: Package 'php-xsl' has no installation candidate"
+      # - uses: nanasess/setup-php@master
+      #   with:
+      #     php-version: '7.2'
+      - name: update-system-php
+        run: sudo update-alternatives --set php /usr/bin/php7.2
       - name: setup
         run: sudo -E tests/system-setup/remote-nextcloud-docker.sh upgrade basic
       - name: test-runner