Maybe you can celebrate seperately or before the main celebration? Maybe you can change the location?
There is nothing you can do to stop him from drinking if he should choose to drink. You can get mad, yell, or get bitter, but in the end it will not change anything and you will be left feeling miserable.
If you want to celebrate with the main celebration at that location you have to accept the fact that he may want to drink. If you are not okay with that you have a few options. You can attend and leave the celebration if things start escalating, or you can sit through the celebration and try to make the best out of it regardless of his choice to drink or not.