diff --git a/src/cdd/__init__.pyi b/src/cdd/__init__.pyi
index cea612c..27a261b 100644
--- a/src/cdd/__init__.pyi
+++ b/src/cdd/__init__.pyi
@@ -95,9 +95,7 @@ def linprog_from_array(
     array: Sequence[Sequence[SupportsNumber]], obj: LPObj
 ) -> LinProg: ...
 def linprog_from_matrix(mat: Matrix) -> LinProg: ...
-def linprog_solve(
-    lp: LinProg, solver: LPSolver = LPSolver.DUAL_SIMPLEX
-) -> None: ...
+def linprog_solve(lp: LinProg, solver: LPSolver = LPSolver.DUAL_SIMPLEX) -> None: ...
 def matrix_append_to(mat1: Matrix, mat2: Matrix) -> None: ...
 def matrix_canonicalize(mat: Matrix) -> tuple[Set[int], Set[int]]: ...
 def matrix_copy(mat: Matrix) -> Matrix: ...
diff --git a/src/cdd/gmp.pyi b/src/cdd/gmp.pyi
index f79ad10..5ec3a61 100644
--- a/src/cdd/gmp.pyi
+++ b/src/cdd/gmp.pyi
@@ -63,9 +63,7 @@ def linprog_from_array(
     array: Sequence[Sequence[SupportsNumber]], obj: LPObj
 ) -> LinProg: ...
 def linprog_from_matrix(mat: Matrix) -> LinProg: ...
-def linprog_solve(
-    lp: LinProg, solver: LPSolver = LPSolver.DUAL_SIMPLEX
-) -> None: ...
+def linprog_solve(lp: LinProg, solver: LPSolver = LPSolver.DUAL_SIMPLEX) -> None: ...
 def matrix_append_to(mat1: Matrix, mat2: Matrix) -> None: ...
 def matrix_canonicalize(mat: Matrix) -> tuple[Set[int], Set[int]]: ...
 def matrix_copy(mat: Matrix) -> Matrix: ...
diff --git a/test/gmp/test_enums.py b/test/gmp/test_enums.py
index f171bf3..33b243e 100644
--- a/test/gmp/test_enums.py
+++ b/test/gmp/test_enums.py
@@ -6,9 +6,7 @@
 import cdd.gmp
 
 
-@pytest.mark.parametrize(
-    "name", ["Rep", "LPObj", "LPStatus", "LPSolver"]
-)
+@pytest.mark.parametrize("name", ["Rep", "LPObj", "LPStatus", "LPSolver"])
 def test_gmp_rep(name: str) -> None:
     assert issubclass(getattr(cdd, name), IntEnum)
     assert getattr(cdd, name) is getattr(cdd.gmp, name)