Twisty Tongue Jack

I have the trailer below:
Does anyone know how to get a jack on the tongue that won't twist? Due to the A-Frame design of the tongue, the jack I have causes the unsupported side of the tongue to droop.
Perhaps a scissor jack under the A-Frame crosspiece?

Does anyone know how to get a jack on the tongue that won't twist? Due to the A-Frame design of the tongue, the jack I have causes the unsupported side of the tongue to droop.
Perhaps a scissor jack under the A-Frame crosspiece?