Demi Lovato celebrating being three years sober this month, and her loving boyfriend is making headlines for his loving recognition of the milestone.

“Today, we lay another stone together..,” her boyfriend Wilmer Valderrama wrote on Sunday on Instagram.

“It is now 3 years since you said: I am more important then any past, demon, disorder or addiction.. Where you decided that YOUR life was worth living while loving yourself.. And I’m sure glad you did… I knew then the woman you’ve become now.. I am proud and honor to be front row to see the world you are about to change.”

Lovato thanked her family and loved ones on Twitter, saying that she “never knew sobriety was possible” for her.