diff --git a/helper/battery.c b/helper/battery.c
index 18ef120..99163b1 100644
--- a/helper/battery.c
+++ b/helper/battery.c
@@ -75,7 +75,7 @@ const uint16_t Voltage2PercentageTable[][7][3] = {
 		{826, 95 },
 		{750, 50 },
 		{700, 25 },
-		{610, 5  },
+		{620, 5  },
 		{600, 0  },
 		{0,   0  },
 	},