diff --git a/hardware/arduino/zunoG2/cores/LLCore/zuno_analog_read.c b/hardware/arduino/zunoG2/cores/LLCore/zuno_analog_read.c
index 5c218209..a1267f05 100644
--- a/hardware/arduino/zunoG2/cores/LLCore/zuno_analog_read.c
+++ b/hardware/arduino/zunoG2/cores/LLCore/zuno_analog_read.c
@@ -17,9 +17,9 @@ uint8_t defaultBatteryHandler(void) {
     res *= 5000;
     res >>= 12;
     if(res >= BATTERY_HIGH)
-        return 100; 
-	if(res <= BATTERY_LOW)
-	    return 0;
+        return 100;
+    if(res <= BATTERY_LOW)
+        return 0;
     res -= BATTERY_LOW;
     res *= 100;
     return res / (BATTERY_HIGH - BATTERY_LOW);