diff --git a/src/PeripheryManager.cpp b/src/PeripheryManager.cpp
index f7a183a..2781d78 100644
--- a/src/PeripheryManager.cpp
+++ b/src/PeripheryManager.cpp
@@ -9,7 +9,7 @@
 #include <LightDependentResistor.h>
 #include <MenuManager.h>
 
-#define SOUND_OFF true
+#define SOUND_OFF false
 
 #ifdef ULANZI
 // Pinouts für das ULANZI-Environment