diff --git a/firmware/firmware.ino b/firmware/firmware.ino
index efc2ed7..2f9d7e0 100644
--- a/firmware/firmware.ino
+++ b/firmware/firmware.ino
@@ -182,8 +182,6 @@ void onMqttMessage(int messageSize) {
 }
 
 void processControlCommand(int64_t num) {
-	static int64_t prev_num = 0;
-
 	Serial.print("[MEGA] Setting power: ");
 	Serial.println(num);