diff --git a/sdl/sdl1/main.c b/sdl/sdl1/main.c
index fefcb5e..1ff4f19 100644
--- a/sdl/sdl1/main.c
+++ b/sdl/sdl1/main.c
@@ -74,7 +74,7 @@ static int sdl_sound_init()
   }
 
   as_desired.freq     = SOUND_FREQUENCY;
-  as_desired.format   = AUDIO_S16LSB;
+  as_desired.format   = AUDIO_S16SYS;
   as_desired.channels = 2;
   as_desired.samples  = SOUND_SAMPLES_SIZE;
   as_desired.callback = sdl_sound_callback;
diff --git a/sdl/sdl2/main.c b/sdl/sdl2/main.c
index 7e9b6ef..153fdad 100644
--- a/sdl/sdl2/main.c
+++ b/sdl/sdl2/main.c
@@ -77,7 +77,7 @@ static int sdl_sound_init()
   }
 
   as_desired.freq     = SOUND_FREQUENCY;
-  as_desired.format   = AUDIO_S16LSB;
+  as_desired.format   = AUDIO_S16SYS;
   as_desired.channels = 2;
   as_desired.samples  = SOUND_SAMPLES_SIZE;
   as_desired.callback = sdl_sound_callback;