diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 674a0e92b798..0bbf8b453ebf 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -198,7 +198,7 @@ static int acpi_battery_is_charged(struct acpi_battery *battery)
 		return 1;
 
 	/* fallback to using design values for broken batteries */
-	if (battery->design_capacity == battery->capacity_now)
+	if (battery->design_capacity <= battery->capacity_now)
 		return 1;
 
 	/* we don't do any sort of metric based on percentages */