diff --git a/skfda/tests/test_regression.py b/skfda/tests/test_regression.py
index d3a0b0b2c..1bb4fc0c4 100644
--- a/skfda/tests/test_regression.py
+++ b/skfda/tests/test_regression.py
@@ -1063,7 +1063,7 @@ def test_historical(self) -> None:
         np.testing.assert_allclose(
             regression.coef_.data_matrix[0, ..., 0],
             np.triu(self.coefficients.data_matrix[0, ..., 0]),
-            atol=0.3,
+            atol=0.35,
             rtol=0,
         )