diff --git a/pyproject.toml b/pyproject.toml
index 2e2d814..3ffe7e2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ requires = ["poetry-core>=2.0.0,<3.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.black]
-line-length = 88
+line-length = 120
 target-version = ['py312']
 include = '\.pyi?$'
 exclude = '''