diff --git a/requirements-dev.txt b/requirements-dev.txt
index a7ed842..f8ef0a4 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 codecov==2.0.15
 flake8==3.7.7
 mock==2.0.0
-pytest==4.4.1
+pytest==9.0.3
 pytest-cov==2.6.1