diff --git a/Software/src/ioController.cpp b/Software/src/ioController.cpp
index b3534f8..c8e12d9 100644
--- a/Software/src/ioController.cpp
+++ b/Software/src/ioController.cpp
@@ -60,7 +60,7 @@ void ioController::setActiveLED(bool pBool) {
 
 void ioController::setBuzzer(bool pBool) {
 	//TODO needs testing
-	if (pBool) {
+	if (!pBool) {
 		PORTB |= (1 << BUZZER); //ON
 	} else {
 		PORTB &= ~(1 << BUZZER); //OFF
diff --git a/Software/src/main.cpp b/Software/src/main.cpp
index 1153744..3f08630 100644
--- a/Software/src/main.cpp
+++ b/Software/src/main.cpp
@@ -24,6 +24,7 @@ int main(void) {
 
 	ioController io;
 
+	io.setBuzzer(false);
 	io.deactivateChargers();
 	io.setActiveLED(true);
 	io.activateChargers();
@@ -32,6 +33,8 @@ int main(void) {
 
 	io.setWS2812(0, 255, 255);
 
+
+
 	//loop till power off
 	while (true) {
 		checkForBattery();