diff --git a/code/lib/source/sifar/code/include/sf_common.h b/code/lib/source/sifar/code/include/sf_common.h
index 1a2c5548c..f1c944312 100644
--- a/code/lib/source/sifar/code/include/sf_common.h
+++ b/code/lib/source/sifar/code/include/sf_common.h
@@ -108,4 +108,5 @@ void sf_cardv_battery_level_update(UINT8 batteryVal);
 UINT32 sf_cardv_battery_level_get(void);
 UINT8 sf_cardv_battery_value_get(void);
 UINT8 sf_cardv_battery_type_get(void);
+BOOL sf_is_flash_voltage_abnormal(void);
 #endif