diff --git a/include/nuttx/power/battery_ioctl.h b/include/nuttx/power/battery_ioctl.h
index 0d9f71005e..f93129092d 100644
--- a/include/nuttx/power/battery_ioctl.h
+++ b/include/nuttx/power/battery_ioctl.h
@@ -148,6 +148,7 @@ enum batio_operate_e
   BATIO_OPRTN_CUTOFF_CURRENT,
   BATIO_OPRTN_VBUS_STATE,
   BATIO_OPRTN_CAPACITY,
+  BATIO_OPRTN_CHARGER_STATE,
   BATIO_OPRTN_END
 };