diff --git a/dev-requirements.txt b/dev-requirements.txt
index 507c3e4..1273d2f 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,3 +1,3 @@
 -r requirements.txt
 flake8==2.5.1
-pytest==2.8.5
+pytest==9.0.3