diff --git a/SQCSim2021/audio.h b/SQCSim2021/audio.h
index 22bbcc9..cd0e6a9 100644
--- a/SQCSim2021/audio.h
+++ b/SQCSim2021/audio.h
@@ -1,8 +1,8 @@
 #ifndef AUDIO_H__
 #define AUDIO_H__
 
-#include <irrKlang.h>
-#include <ik_ISoundSource.h>
+#include "external/irrKlang-1.6.0/include/irrklang.h"
+#include "external/irrKlang-1.6.0/include/ik_ISoundSource.h"
 #include "define.h"
 #include "vector3.h"
 
diff --git a/SQCSim2021/define.h b/SQCSim2021/define.h
index a8c36c1..a1b29c5 100644
--- a/SQCSim2021/define.h
+++ b/SQCSim2021/define.h
@@ -26,7 +26,9 @@
 #define FRAMES_DELETE_CHUNKS 4
 
 #define VIEW_DISTANCE 128
-#else
+#endif
+
+#ifdef NDEBUG
 #define WORLD_SIZE_X 128
 #define WORLD_SIZE_Y 128
 
diff --git a/SQCSim2021/engine.cpp b/SQCSim2021/engine.cpp
index 5d71628..3387bc5 100644
--- a/SQCSim2021/engine.cpp
+++ b/SQCSim2021/engine.cpp
@@ -37,7 +37,7 @@ void Engine::Init() {
 	m_skybox.Init(0.2f);
 
 	// Objet de musique!
-	//m_audio.ToggleMusicState();
+	m_audio.ToggleMusicState();
 
 	// Init Chunks
 	m_world.GetChunks().Reset(nullptr);