My Dad Using Correct Pronouns For My Friends

A few weeks ago I had a friend over who was trans and my dad used the right pronouns! The first time he said she he didn't say anything but he corrected himself the next time a pronoun would have been used. The second time he said, "She- sorry he [...]". And after the sleepover he asked if he did the right thing :) I'm now more confident in coming out to him!

Still haven't though