diff --git a/soh/include/z64.h b/soh/include/z64.h
index 663671048..e02b7d27a 100644
--- a/soh/include/z64.h
+++ b/soh/include/z64.h
@@ -34,6 +34,7 @@
 #define _SOH64
 #endif
 
+#define AUDIO_HEAP_SIZE  0x3800000
 #define SYSTEM_HEAP_SIZE (1024 * 1024 * 4)
 
 #ifdef __cplusplus