diff --git a/pyproject.toml b/pyproject.toml
index 7be0a5b..9808de8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ coverage = "7.16.0"
 flake8 = "7.3.0"
 flake8-bugbear = "25.11.29"
 flake8-pytest-style = "2.2.0"
-isort = "8.0.1"
+isort = "9.0.1"
 mypy = "2.3.1"
 pylint = "4.0.8"
 pyright = {extras = ["nodejs"], version = "1.1.411"}