diff --git a/sources/APU/APU.cpp b/sources/APU/APU.cpp
index 84d28bb..0d26352 100644
--- a/sources/APU/APU.cpp
+++ b/sources/APU/APU.cpp
@@ -11,7 +11,7 @@
 namespace ComSquare::APU
 {
 	APU::APU(Renderer::IRenderer &renderer) :
-        _renderer(renderer),
+		_renderer(renderer),
 		_map(new MemoryMap()),
 		_soundBuffer(),
 		_dsp(_soundBuffer, APU::bufferSize / 2, _map)
diff --git a/sources/APU/DSP/Voice.cpp b/sources/APU/DSP/Voice.cpp
index 197885b..324e07e 100644
--- a/sources/APU/DSP/Voice.cpp
+++ b/sources/APU/DSP/Voice.cpp
@@ -131,7 +131,7 @@ namespace ComSquare::APU::DSP
 
 		voice.endx |= voice.loop;
 		if (voice.konDelay == 5)
-			voice.endx &= ~voice.endx;
+			voice.endx = 0x00;
 	}
 
 	void DSP::voice6(Voice &)