I'm working on my weaknesses.

Meaning

I'm addressing and improving my areas of deficiency.

Examples

• John: Lately, I've been focusing on self-improvement. <b>I'm working on my weaknesses</b>.
• Alice: That's commendable. What areas are you targeting?
• John: Primarily my public speaking skills. It's a challenge, but <b>I'm working on my weaknesses</b>.
• Alice: Consistent practice will make a big difference. You got this!