diff --git a/src/include/86box/snd_sb.h b/src/include/86box/snd_sb.h
index 7291aa4d0..2a371d4d4 100644
--- a/src/include/86box/snd_sb.h
+++ b/src/include/86box/snd_sb.h
@@ -15,6 +15,7 @@
  *		Copyright 2008-2018 Sarah Walker.
  *		Copyright 2016-2018 Miran Grca.
  */
+
 #ifndef SOUND_SND_SB_H
 # define SOUND_SND_SB_H
 
diff --git a/src/include/86box/sound.h b/src/include/86box/sound.h
index cd53a06a6..f4a80fd08 100644
--- a/src/include/86box/sound.h
+++ b/src/include/86box/sound.h
@@ -16,10 +16,10 @@
  *		Copyright 2008-2018 Sarah Walker.
  *		Copyright 2016-2018 Miran Grca.
  */
+
 #ifndef EMU_SOUND_H
 # define EMU_SOUND_H
 
-
 extern int sound_gain;
 
 #define SOUNDBUFLEN	(48000/50)