-\definetyping[lambda][option=LAM,style=sans,before=\startboxed,after=\stopboxed]
+\definetyping[lambda][option=LAM,style=sans,before=\startboxed,after=\stopboxed,strip=auto]
+% Define \startunboxedlambda \stopunboxedlambda
+\definetyping[unboxedlambda][option=LAM,style=sans,strip=auto]