1 files changed, 3 insertions, 3 deletions
diff --git a/mixer.h b/mixer.h
index 3a1e332b26..30a050407f 100644
--- a/mixer.h
+++ b/mixer.h
@@ -1,5 +1,5 @@
-#ifndef __MPLAYER_MIXER
-#define __MPLAYER_MIXER
+#ifndef MPLAYER_MIXER_H
+#define MPLAYER_MIXER_H
 
 #include "libaf/af.h"
 #include "libao2/audio_out.h"
@@ -29,4 +29,4 @@ void mixer_setbalance(mixer_t *mixer, float bal);
 //extern void mixer_setbothvolume( int v );
 #define mixer_setbothvolume(m, v) mixer_setvolume(m, v, v)
 
-#endif
+#endif /* MPLAYER_MIXER_H */