Update niworkflows/interfaces/morphology.py [skip ci]
@@ -77,7 +77,7 @@ class _BinarySubtractionOutputSpec(TraitedSpec):
class BinarySubtraction(SimpleInterface):
- """Binary dilation of a mask."""
+ """Binary subtraction of two masks."""
input_spec = _BinarySubtractInputSpec
output_spec = _BinarySubtractionOutputSpec
