diff --git a/docs/operations.rst b/docs/operations.rst
index 2ee928e..4ab8ccd 100644
--- a/docs/operations.rst
+++ b/docs/operations.rst
@@ -23,7 +23,7 @@ BuildPart and Algebra Part.
 
 +----------------------------------------------+----------------------------------+----+----+----+----+------------------------+
 | Operation                                    | Description                      | 0D | 1D | 2D | 3D | Example                |
-+============================================+====================================+====+====+====+====+========================+
++==============================================+==================================+====+====+====+====+========================+
 | :func:`~operations_generic.add`              | Add object to builder            |    | ✓  | ✓  | ✓  | :ref:`16 <ex 16>`      |
 +----------------------------------------------+----------------------------------+----+----+----+----+------------------------+
 | :func:`~operations_generic.bounding_box`     | Add bounding box as Shape        |    | ✓  | ✓  | ✓  |                        |