diff --git a/config.h b/config.h
index 707f0c1..80e966d 100644
--- a/config.h
+++ b/config.h
@@ -405,9 +405,9 @@
 #define TUNE_DEFAULT 100
 
 #define SOUND_INTENSITY_MIN 0
-#define SOUND_INTENSITY_MAX 200
+#define SOUND_INTENSITY_MAX 127
 #define SOUND_INTENSITY_DEFAULT 100
-#define SOUND_INTENSITY_AMP_MAX 2.0
+#define SOUND_INTENSITY_AMP_MAX 1.27
 
 #define POLYPHONY_MIN 0
 #define POLYPHONY_MAX MAX_NOTES