diff --git a/pyproject.toml b/pyproject.toml
index 23082eb..bf5a947 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,5 +3,4 @@ requires = ["setuptools>=42", "wheel", "pybind11>=2.6.0", "versioneer-518"]
 build-backend = "setuptools.build_meta"
 
 [tool.black]
-line-length = 108
 target-version = ['py37']
\ No newline at end of file