diff --git a/AMS_Master_Code/Core/Inc/battery.h b/AMS_Master_Code/Core/Inc/battery.h
index 575f924..288b12f 100644
--- a/AMS_Master_Code/Core/Inc/battery.h
+++ b/AMS_Master_Code/Core/Inc/battery.h
@@ -18,8 +18,8 @@ extern struct {
         float soc;
         uint16_t min_voltage;
         uint16_t max_voltage;
-        uint16_t min_temp;
-        uint16_t max_temp;
+        int16_t min_temp;
+        int16_t max_temp;
     } pack;
     struct {
         BMS_Chip * chip;