diff --git a/dev_requirements.txt b/dev_requirements.txt
index a2de306..83388e2 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -1,6 +1,6 @@
 -r requirements.txt
 
 Sphinx==1.3.1
-pytest==2.8.1
+pytest==9.0.3
 pytest-cov==2.1.0
 mock==1.3.0