diff --git a/selfdrive/thermald/thermald.py b/selfdrive/thermald/thermald.py
index db944bdd..093b832d 100755
--- a/selfdrive/thermald/thermald.py
+++ b/selfdrive/thermald/thermald.py
@@ -248,6 +248,7 @@ def thermald_thread():
     if is_uno:
       msg.thermal.batteryPercent = 100
       msg.thermal.batteryStatus = "Charging"
+      msg.thermal.bat = 0
 
     current_filter.update(msg.thermal.batteryCurrent / 1e6)