diff --git a/src/crosby_stereo_encoder.c b/src/crosby_stereo_encoder.c
index 29b00f1..fa75c99 100644
--- a/src/crosby_stereo_encoder.c
+++ b/src/crosby_stereo_encoder.c
@@ -24,7 +24,7 @@
 
 #define MONO_VOLUME 0.5f // L+R Signal
 #define STEREO_VOLUME_AUDIO 0.5f // L-R signal (once demodulated)
-#define STEREO_VOLUME_MODULATION 0.5f // L-R signal (on MPX)
+#define STEREO_VOLUME_MODULATION 0.4f // L-R signal (on MPX)
 
 #ifdef PREEMPHASIS
 #define PREEMPHASIS_TAU 0.00005  // 50 microseconds, use 0.000075 if in america
diff --git a/src/stereo_coder.c b/src/stereo_coder.c
index 546e175..3a124a7 100644
--- a/src/stereo_coder.c
+++ b/src/stereo_coder.c
@@ -22,7 +22,7 @@
 
 #define MONO_VOLUME 0.45f // L+R Signal
 #define PILOT_VOLUME 0.0175f // 19 KHz Pilot
-#define STEREO_VOLUME 0.45f // L-R signal
+#define STEREO_VOLUME 0.35f // L-R signal
 
 #ifdef PREEMPHASIS
 #define PREEMPHASIS_TAU 0.00005  // 50 microseconds, use 0.000075 if in america