diff --git a/tests/requirements.txt b/tests/requirements.txt
index ded9362..8a85dd1 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -1,5 +1,6 @@
 mock
 pytest>=6.0.0
+flake8-pyproject
 pytest-rerunfailures
 pytest-cov
 pytest-salt-factories==0.912.2