diff --git a/demos/bruno_time.fur b/demos/bruno_time.fur
index 351a6e1f..6d5756d7 100644
Binary files a/demos/bruno_time.fur and b/demos/bruno_time.fur differ
diff --git a/src/engine/platform/amiga.cpp b/src/engine/platform/amiga.cpp
index fe63d081..6eaa10d4 100644
--- a/src/engine/platform/amiga.cpp
+++ b/src/engine/platform/amiga.cpp
@@ -77,11 +77,11 @@ void DivPlatformAmiga::acquire(short* bufL, short* bufR, size_t start, size_t le
       }
       if (!isMuted[i]) {
         if (i==0 || i==3) {
-          bufL[h]+=(chan[i].audDat*chan[i].outVol);
-          bufR[h]+=(chan[i].audDat*chan[i].outVol)>>2;
+          bufL[h]+=((chan[i].audDat*chan[i].outVol)*sep1)>>7;
+          bufR[h]+=((chan[i].audDat*chan[i].outVol)*sep2)>>7;
         } else {
-          bufL[h]+=(chan[i].audDat*chan[i].outVol)>>2;
-          bufR[h]+=(chan[i].audDat*chan[i].outVol);
+          bufL[h]+=((chan[i].audDat*chan[i].outVol)*sep2)>>7;
+          bufR[h]+=((chan[i].audDat*chan[i].outVol)*sep1)>>7;
         }
       }
     }
@@ -315,6 +315,8 @@ void DivPlatformAmiga::setFlags(unsigned int flags) {
     chipClock=COLOR_NTSC;
   }
   rate=chipClock/AMIGA_DIVIDER;
+  sep1=((flags>>8)&127)+127;
+  sep2=127-((flags>>8)&127);
 }
 
 int DivPlatformAmiga::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
diff --git a/src/engine/platform/amiga.h b/src/engine/platform/amiga.h
index 475c4523..7dba475e 100644
--- a/src/engine/platform/amiga.h
+++ b/src/engine/platform/amiga.h
@@ -45,6 +45,8 @@ class DivPlatformAmiga: public DivDispatch {
   Channel chan[4];
   bool isMuted[4];
 
+  int sep1, sep2;
+
   friend void putDispatchChan(void*,int,int);
 
   public:
diff --git a/src/engine/song.h b/src/engine/song.h
index fdd18973..a0406018 100644
--- a/src/engine/song.h
+++ b/src/engine/song.h
@@ -181,6 +181,8 @@ struct DivSong {
   //   - bit 1: model
   //     - 0: Amiga 500
   //     - 1: Amiga 1200
+  //   - bit 8-14: stereo separation
+  //     - 0 is 0% while 127 is 100%
   unsigned int systemFlags[32];
 
   // song information
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 56e8e8a1..ee2d4f95 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -5291,7 +5291,14 @@ bool FurnaceGUI::loop() {
                   e->setSysFlags(i,2);
                 }
                 break;
-              case DIV_SYSTEM_AMIGA:
+              case DIV_SYSTEM_AMIGA: {
+                ImGui::Text("Stereo separation:");
+                int stereoSep=(flags>>8)&127;
+                if (ImGui::SliderInt("##StereoSep",&stereoSep,0,127)) {
+                  if (stereoSep<0) stereoSep=0;
+                  if (stereoSep>127) stereoSep=127;
+                  e->setSysFlags(i,(flags&1)|((stereoSep&127)<<8));
+                }
                 /* TODO LATER: I want 0.5 out already
                 if (ImGui::RadioButton("Amiga 500 (OCS)",(flags&2)==0)) {
                   e->setSysFlags(i,flags&1);
@@ -5304,6 +5311,7 @@ bool FurnaceGUI::loop() {
                   e->setSysFlags(i,(flags&2)|sysPal);
                 }
                 break;
+              }
               case DIV_SYSTEM_GB:
               case DIV_SYSTEM_YM2610:
               case DIV_SYSTEM_YM2610_EXT: