diff --git a/requirements.txt b/requirements.txt
index 3128af7..89591ef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,5 +12,5 @@ py==1.10.0
 pycodestyle==2.5.0
 pyflakes==2.1.1
 pyrsistent==0.14.11
-pytest==4.3.1
+pytest==9.0.3
 six==1.12.0