diff --git a/setup.py b/setup.py
index eac1420..b4a25e6 100644
--- a/setup.py
+++ b/setup.py
@@ -54,7 +54,7 @@
             "pytest-instafail==0.5.*",
             "pytest-mock==3.*",
             "pytest-watch==4.*",
-            "pytest==8.*",
+            "pytest>=8,<10",
             "ruff==0.*",
         ],
     },