Which pronoun in the sentence is used incorrectly?

Fashion Sense

My younger brother Sergio applied for a job selling retail electronics at the mall. Good thing I was home on the day of his interview. As he was walking out the door, I had to stop him. He was wearing a light-green shirt with orange suspenders. Sergio was supposed to make him look good for the interview. Instead, he looked like a circus clown. I insisted that he change his outfit immediately.

make him look good, him is used incorrectly. It's better to say himself

Then the statement would be,

Fashion Sense

My younger brother Sergio applied for a job selling retail electronics at the mall. Good thing I was home on the day of his interview. As he was walking out the door, I had to stop him. He was wearing a light-green shirt with orange suspenders. Sergio was supposed to make himself look good for the interview. Instead, he looked like a circus clown. I insisted that he change his outfit immediately.