diff --git a/src/engine/platform/sound/su.cpp b/src/engine/platform/sound/su.cpp
index a8720545..67ee153e 100644
--- a/src/engine/platform/sound/su.cpp
+++ b/src/engine/platform/sound/su.cpp
@@ -391,7 +391,18 @@ void SoundUnit::Reset() {
   memset(chan,0,sizeof(SUChannel)*8);
 }
 
+#ifdef TA_BIG_ENDIAN
+const unsigned char suBERemap[16]={
+  0x01, 0x00, 0x02, 0x03, 0x05, 0x04, 0x07, 0x06, 0x08, 0x09, 0x0b, 0x0a, 0x0d, 0x0c, 0x0f, 0x0e
+  0x11, 0x10, 0x12, 0x13, 0x15, 0x14, 0x16, 0x17, 0x19, 0x18, 0x1a, 0x1b, 0x1c, 0x1d, 0x1f, 0x1e
+};
+#endif
+
 void SoundUnit::Write(unsigned char addr, unsigned char data) {
+#ifdef TA_BIG_ENDIAN
+  // remap
+  addr=(addr&0xe0)|(suBERemap[addr&0x1f]);
+#endif
   ((unsigned char*)chan)[addr]=data;
 }