diff --git a/requirements_dev.txt b/requirements_dev.txt
index 8cd7a9c..ccfc6dc 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,5 @@
 pytest==4.6.5;python_version<"3.6"
-pytest==6.2.5;python_version>="3.6"
+pytest==9.0.3;python_version>="3.6"
 pytest-cov==2.6.1
 pytest-mock==1.10.0
 flake8==3.6.0;python_version<"3.6"