diff --git a/mini_al.h b/mini_al.h
index b5984c5d..02236545 100644
--- a/mini_al.h
+++ b/mini_al.h
@@ -3242,16 +3242,16 @@ static mal_result mal_device__main_loop__wasapi(mal_device* pDevice)
 #ifdef MAL_ENABLE_DSOUND
 #include <dsound.h>
 
-static GUID MAL_GUID_NULL                               = {0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
-static GUID _g_mal_GUID_IID_DirectSoundNotify           = {0xb0210783, 0x89cd, 0x11d0, {0xaf, 0x08, 0x00, 0xa0, 0xc9, 0x25, 0xcd, 0x16}};
-static GUID _g_mal_GUID_IID_IDirectSoundCaptureBuffer8  = {0x00990df4, 0x0dbb, 0x4872, {0x83, 0x3e, 0x6d, 0x30, 0x3e, 0x80, 0xae, 0xb6}};
+static GUID MAL_GUID_NULL                            = {0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
+static GUID MAL_GUID_IID_DirectSoundNotify           = {0xb0210783, 0x89cd, 0x11d0, {0xaf, 0x08, 0x00, 0xa0, 0xc9, 0x25, 0xcd, 0x16}};
+static GUID MAL_GUID_IID_IDirectSoundCaptureBuffer8  = {0x00990df4, 0x0dbb, 0x4872, {0x83, 0x3e, 0x6d, 0x30, 0x3e, 0x80, 0xae, 0xb6}};
 
 #ifdef __cplusplus
-static GUID g_mal_GUID_IID_DirectSoundNotify            = _g_mal_GUID_IID_DirectSoundNotify;
-static GUID g_mal_GUID_IID_IDirectSoundCaptureBuffer8   = _g_mal_GUID_IID_IDirectSoundCaptureBuffer8;
+static GUID g_mal_GUID_IID_DirectSoundNotify            = MAL_GUID_IID_DirectSoundNotify;
+static GUID g_mal_GUID_IID_IDirectSoundCaptureBuffer8   = MAL_GUID_IID_IDirectSoundCaptureBuffer8;
 #else
-static GUID* g_mal_GUID_IID_DirectSoundNotify           = &_g_mal_GUID_IID_DirectSoundNotify;
-static GUID* g_mal_GUID_IID_IDirectSoundCaptureBuffer8  = &_g_mal_GUID_IID_IDirectSoundCaptureBuffer8;
+static GUID* g_mal_GUID_IID_DirectSoundNotify           = &MAL_GUID_IID_DirectSoundNotify;
+static GUID* g_mal_GUID_IID_IDirectSoundCaptureBuffer8  = &MAL_GUID_IID_IDirectSoundCaptureBuffer8;
 #endif
 
 typedef HRESULT (WINAPI * mal_DirectSoundCreate8Proc)(LPCGUID pcGuidDevice, LPDIRECTSOUND8 *ppDS8, LPUNKNOWN pUnkOuter);