diff --git a/.gitlab/generate-package.php b/.gitlab/generate-package.php
index 8f3859f21f..f4968aaf0d 100644
--- a/.gitlab/generate-package.php
+++ b/.gitlab/generate-package.php
@@ -1236,7 +1236,7 @@
       pip install -U pip virtualenv
 <?php dockerhub_login() ?>
     - /tmp/vault kv get --format=json "kv/k8s/gitlab-runner/dd-trace-php/datadoghq-api-key" 2>/dev/null | python3 -c "import sys,json;print(json.load(sys.stdin)['data']['data']['key'])" > /tmp/.dd-api-key 2>/dev/null || true
-    - git clone https://github.com/DataDog/system-tests.git
+    - git clone --branch maxim/fix-php-config-tests-use-library-interface https://github.com/DataDog/system-tests.git
     - mv packages/{datadog-setup.php,dd-library-php-*x86_64-linux-gnu.tar.gz} system-tests/binaries
     - cd system-tests
     - ./build.sh $BUILD_SH_ARGS