--- a/drivers/acpi/sbs.c  2017-09-03 16:56:17.000000000 -0400
+++ b/drivers/acpi/sbs.c  2017-10-22 13:36:58.395196317 -0400
@@ -227,7 +227,8 @@
                                acpi_battery_vscale(battery) / 1000) : 1;
                break;
        case POWER_SUPPLY_PROP_CAPACITY:
-               val->intval = battery->state_of_charge;
+               val->intval = battery->capacity_now * 100 /
+                       battery->full_charge_capacity;
                break;
        case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
        case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN: