diff --git a/tests/pip-requirements.txt b/tests/pip-requirements.txt
index 3f816ad..6996669 100644
--- a/tests/pip-requirements.txt
+++ b/tests/pip-requirements.txt
@@ -1,5 +1,5 @@
 codecov==2.0.15
 mypy
 pylint==2.3.1
-pytest==4.3.1
+pytest==9.0.3
 pytest-cov==2.6.1