diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 252a17285a..8634c14afc 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -527,6 +527,8 @@ jobs:
                   Set-ACL -Path "${env:TEMP_DIR}" -ACLObject $acl
                   cd ${env:GITHUB_WORKSPACE}\phpBB
                   php ..\composer.phar install
+                  php ..\composer.phar remove phpunit/dbunit --dev --update-with-dependencies
+                  php ..\composer.phar require symfony/yaml:~4.4 misantron/dbunit:~5.0 phpunit/phpunit:^9.3 --dev --update-with-all-dependencies --ignore-platform-reqs
                   cd ..
             - name: Setup database
               run: |