diff --git a/pyproject.toml b/pyproject.toml
index fff593d..fe3486b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ dev-flake8 = [
   "pydoclint == 0.6.0",
   "pydocstyle == 6.3.0",
 ]
-dev-formatting = ["black == 24.10.0", "isort == 5.13.2"]
+dev-formatting = ["black == 24.10.0", "isort == 6.0.0"]
 dev-mkdocs = [
   "Markdown == 3.7",
   "black == 24.10.0",