diff --git a/main/src/Devices/Battery.cpp b/main/src/Devices/Battery.cpp
index 6add3b3..4a111e9 100644
--- a/main/src/Devices/Battery.cpp
+++ b/main/src/Devices/Battery.cpp
@@ -8,7 +8,7 @@
 
 static const char* TAG = "Battery";
 
-#define MAX_READ 2500 // 4.2V
+#define MAX_READ 2380 // 4.2V
 #define MIN_READ 2100 // 3.6V
 
 Battery::Battery() : Threaded("Battery", 3 * 1024, 5, 1), adc((gpio_num_t) PIN_BATT, 0.05, MIN_READ, MAX_READ, getVoltOffset()),