diff --git a/src/sound/snd_speaker.c b/src/sound/snd_speaker.c
index 0537cd09a..063554875 100644
--- a/src/sound/snd_speaker.c
+++ b/src/sound/snd_speaker.c
@@ -56,7 +56,7 @@ speaker_update(void)
     int32_t val;
     double  amplitude;
 
-    amplitude = ((speaker_count / 64.0) * 10240.0) - 5120.0;
+    amplitude = ((speaker_count / 256.0) * 10240.0) - 5120.0;
 
     if (amplitude > 5120.0)
         amplitude = 5120.0;