diff --git a/pyproject.toml b/pyproject.toml
index 1a85989..380d2b9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "pytest>=8.0.0",
+    "pytest>=9.0.3",
     "ruff>=0.8.0",
 ]
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index dbf8a33..23ee171 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,3 +1,3 @@
 -r requirements.txt
-pytest>=8.0.0
+pytest>=9.0.3
 ruff>=0.8.0