diff --git a/dev-requirements.txt b/dev-requirements.txt
index 050865d..c6abf31 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,6 +1,6 @@
 # Dependencies needed to run tests and style checks
 flake8==3.4.1
 isort==4.2.15
-pytest==3.2.2
+pytest==9.0.3
 pytest-cov==2.5.1
 tox==2.8.2