diff --git a/src/music/dmusic.cpp b/src/music/dmusic.cpp
--- a/src/music/dmusic.cpp
+++ b/src/music/dmusic.cpp
@@ -10,7 +10,7 @@
 #define INITGUID
 #include "../stdafx.h"
 #ifdef WIN32_LEAN_AND_MEAN
-	#undef WIN32_LEAN_AND_MEAN // Don't exclude rarely-used stuff from Windows headers
+#	undef WIN32_LEAN_AND_MEAN // Don't exclude rarely-used stuff from Windows headers
 #endif
 #include "../debug.h"
 #include "../os/windows/win32.h"