Preheat oven to 400 degrees.
Mix flour and salt in a bowl and set aside.
Cream butter and sugar together until light and fluffy.
Beat in egg, vanilla and orange juice.
Add the flour and salt mixture and mix until it is combined.
Chill dough for about an hour.
Roll out to 1/4" thick and cut into shapes.
Bake at 400 degrees for 8-10 minutes.