Art. 2763.  Changes or extensions of original plans, effect.

When an architect or other workman has undertaken the building of a house by the job, according to a plot agreed on between him and the owner of the ground, he can not claim an increase of the price agreed on, on the plea of the original plot having been changed and extended, unless he can prove that such changes*have been made in compliance with the wishes of the owner.

*English translation of French text incomplete; should include "or extensions."