diff --git a/setup.py b/setup.py
index 5dc6818..9049a5c 100644
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
     install_requires=["pyserial"],
     extras_require={
             'test': [
-                'pytest>=6,<8',
+                'pytest>=8,<9',
                 'pytest-cov>=4,<5',
                 'pytest-asyncio>=0.23.4',
                 'pytest-xdist==3.*',