diff --git a/pyproject.toml b/pyproject.toml
index 5e0ee55..ce6af34 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ primer = "primer.cli.main:cli"
 
 [project.optional-dependencies]
 dev = [
-    "pytest>=8.0.0",
+    "pytest>=9.0.3",
     "pytest-asyncio>=0.24.0",
     "pytest-httpx>=0.34.0",
     "pytest-cov>=6.0.0",