diff --git a/pyproject.toml b/pyproject.toml
index ccc8d84..d61bf93 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ flower = {version = "^2.0.0", optional = true}
 
 [tool.poetry.group.dev.dependencies]
 black = {version = "^24.0.0", allow-prereleases = true}
-pytest = "^8.0.0"
+pytest = "^9.0.0"
 pytest-cov = "^5.0.0"
 pytest-custom-exit-code = "^0.3.0"