diff --git a/Software/src/battery/BATTERIES.cpp b/Software/src/battery/BATTERIES.cpp
index a20ad111..3f2c0d5e 100644
--- a/Software/src/battery/BATTERIES.cpp
+++ b/Software/src/battery/BATTERIES.cpp
@@ -73,8 +73,8 @@ void handle_incoming_can_frame_battery2(CAN_frame rx_frame) {
 #endif
 
 #ifdef RS485_BATTERY_SELECTED
-void transmit_rs485() {
-  ((RS485Battery*)battery)->transmit_rs485();
+void transmit_rs485(unsigned long currentMillis) {
+  ((RS485Battery*)battery)->transmit_rs485(currentMillis);
 }
 
 void receive_RS485() {
diff --git a/Software/src/battery/RS485Battery.h b/Software/src/battery/RS485Battery.h
index 8045bff7..ecc56948 100644
--- a/Software/src/battery/RS485Battery.h
+++ b/Software/src/battery/RS485Battery.h
@@ -9,7 +9,7 @@
 class RS485Battery : public Battery {
  public:
   virtual void receive_RS485() = 0;
-  virtual void transmit_rs485() = 0;
+  virtual void transmit_rs485(unsigned long currentMillis) = 0;
 };
 
 #endif