diff --git a/Core/HLE/sceSas.cpp b/Core/HLE/sceSas.cpp
index 0c35f3015f..cf35bbef9f 100644
--- a/Core/HLE/sceSas.cpp
+++ b/Core/HLE/sceSas.cpp
@@ -197,9 +197,9 @@ u32 sceSasSetPause(u32 core, int voicebit, int pause)
 	return 0;
 }
 
-u32 sceSasSetVolume(u32 core, int voiceNum, int l, int r, int el, int er)
+u32 sceSasSetVolume(u32 core, int voiceNum, int leftVol, int rightVol, int effectLeftVol, int effectRightVol)
 {
-	DEBUG_LOG(HLE,"sceSasSetVolume(%08x, %i, %i, %i, %i, %i)", core, voiceNum, l, r, el, er);
+	DEBUG_LOG(HLE,"sceSasSetVolume(%08x, %i, %i, %i, %i, %i)", core, voiceNum, leftVol, rightVol, effectLeftVol, effectRightVol);
 
 	if (voiceNum >= PSP_SAS_VOICES_MAX || voiceNum < 0)	{
 		WARN_LOG(HLE, "%s: invalid voicenum %d", __FUNCTION__, voiceNum);
@@ -207,8 +207,10 @@ u32 sceSasSetVolume(u32 core, int voiceNum, int l, int r, int el, int er)
 	}
 
 	SasVoice &v = sas->voices[voiceNum];
-	v.volumeLeft = l;
-	v.volumeRight = r;
+	v.volumeLeft = (leftVol << 3);
+	v.volumeRight = (rightVol << 3);
+	v.effectLeft = effectLeftVol;
+	v.effectRight = effectRightVol;
 	return 0;
 }
 
diff --git a/Core/HW/SasAudio.cpp b/Core/HW/SasAudio.cpp
index 27ca606715..ea43814e50 100644
--- a/Core/HW/SasAudio.cpp
+++ b/Core/HW/SasAudio.cpp
@@ -284,10 +284,10 @@ void SasInstance::Mix(u32 outAddr) {
 				// We mix into this 32-bit temp buffer and clip in a second loop
 				// Ideally, the shift right should be there too but for now I'm concerned about
 				// not overflowing.
-				mixBuffer[i * 2] += sample * voice.volumeLeft >> 12;
-				mixBuffer[i * 2 + 1] += sample * voice.volumeRight >> 12;
-				sendBuffer[i * 2] += sample * voice.volumeLeftSend >> 12;
-				sendBuffer[i * 2 + 1] += sample * voice.volumeRightSend >> 12;
+				mixBuffer[i * 2] += sample * voice.volumeLeft >> 15;
+				mixBuffer[i * 2 + 1] += sample * voice.volumeRight >> 15;
+				sendBuffer[i * 2] += sample * voice.volumeLeftSend >> 15;
+				sendBuffer[i * 2 + 1] += sample * voice.volumeRightSend >> 15;
 				voice.envelope.Step();
 			}
 			voice.sampleFrac = sampleFrac;
diff --git a/Core/HW/SasAudio.h b/Core/HW/SasAudio.h
index 6a05543995..7ae8e8cca4 100644
--- a/Core/HW/SasAudio.h
+++ b/Core/HW/SasAudio.h
@@ -199,6 +199,8 @@ struct SasVoice
 	int volumeRight;
 	int volumeLeftSend;	// volume to "Send" (audio-lingo) to the effects processing engine, like reverb
 	int volumeRightSend;
+	int effectLeft;
+	int effectRight;
 	s16 resampleHist[2];
 
 	ADSREnvelope envelope;