diff --git a/ui/src/components/ScheduleEditor.tsx b/ui/src/components/ScheduleEditor.tsx
index 2d991d5bf6..12331ae458 100644
--- a/ui/src/components/ScheduleEditor.tsx
+++ b/ui/src/components/ScheduleEditor.tsx
@@ -368,6 +368,7 @@ export function ScheduleEditor({
                     variant={dayOfWeek === d.value ? "default" : "outline"}
                     size="sm"
                     className="h-7 px-2 text-xs"
+                    aria-pressed={dayOfWeek === d.value}
                     onClick={() => {
                       setDayOfWeek(d.value);
                       emitChange(preset, hour, minute, d.value, dayOfMonth, customCron);
diff --git a/ui/src/pages/Costs.tsx b/ui/src/pages/Costs.tsx
index 5d3a81e825..c78f8f54a6 100644
--- a/ui/src/pages/Costs.tsx
+++ b/ui/src/pages/Costs.tsx
@@ -554,6 +554,7 @@ export function Costs() {
                   variant={preset === key ? "secondary" : "ghost"}
                   size="sm"
                   onClick={() => setPreset(key)}
+                  aria-pressed={preset === key}
                 >
                   {PRESET_LABELS[key]}
                 </Button>