diff --git a/pyproject.toml b/pyproject.toml
index b050f98..4458a48 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -56,7 +56,7 @@ test = [
     "mypy >=1.0.0,<2.0.0",
     "types-tree-sitter",
     "flake8 >=6.0.0,<8.0.0",
-    "ruff >=0.0.275,<0.3.0",
+    "ruff >=0.0.275,<0.4.0",
     "isort >=5.0.0,<6.0.0",
     "nltk >=3.0.0,<4.0.0",
 ]