A 67-year-old woman with a previous non-ST elevation myocardial infarction and drug-eluting stent 3 months ago is seen in follow-up. She is on atorvastatin 40 mg nightly, along with dual antiplatelet therapy. Her fasting LDL-C is 1.9 mmol/L. According to CCS lipid guidelines, which is the most appropriate lipid management?