diff --git a/pyproject.toml b/pyproject.toml
index 1558b2832c..c7df9f2ee6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ compress-snappy = ['python-snappy']
 
 [dependency-groups]
 dev = [
-    "pytest~=8.0",
+    "pytest~=9.0",
     "PyYAML",
     "pytz",
     "scales",