diff --git a/src/audio/data.h b/src/audio/data.h
index 8a38590b..03d720b5 100644
--- a/src/audio/data.h
+++ b/src/audio/data.h
@@ -26,14 +26,14 @@
 #define PERSISTENT_BANK_MEM 0xDC00
 #define TEMPORARY_SEQ_MEM 0xE800
 #define TEMPORARY_BANK_MEM 0x5500
-#define BANK_SETS_ALLOC 0x400
+#define MAX_NUM_SOUNDBANKS 0x100
 #define EXT_AUDIO_INIT_POOL_SIZE 0x2000
 #else
 #define PERSISTENT_SEQ_MEM 0x4100
 #define PERSISTENT_BANK_MEM 0x6E00
 #define TEMPORARY_SEQ_MEM 0x7400
 #define TEMPORARY_BANK_MEM 0x2A80
-#define BANK_SETS_ALLOC 0x100
+#define MAX_NUM_SOUNDBANKS 0x40
 #define EXT_AUDIO_INIT_POOL_SIZE 0x0
 #endif
 
@@ -185,9 +185,9 @@ extern OSMesgQueue *D_SH_80350FA8;
 #endif
 
 #if defined(VERSION_EU) || defined(VERSION_SH)
-#define AUDIO_INIT_POOL_SIZE (0x2B00 + BANK_SETS_ALLOC + EXT_AUDIO_INIT_POOL_SIZE)
+#define AUDIO_INIT_POOL_SIZE (0x2B00 + (MAX_NUM_SOUNDBANKS * sizeof(s32)) + EXT_AUDIO_INIT_POOL_SIZE)
 #else
-#define AUDIO_INIT_POOL_SIZE (0x2400 + BANK_SETS_ALLOC + EXT_AUDIO_INIT_POOL_SIZE)
+#define AUDIO_INIT_POOL_SIZE (0x2400 + (MAX_NUM_SOUNDBANKS * sizeof(s32)) + EXT_AUDIO_INIT_POOL_SIZE)
 #endif
 
 // TODO: needs validation once EU can compile. EU is very likely incorrect!
diff --git a/src/audio/heap.c b/src/audio/heap.c
index 141a583b..0270021d 100644
--- a/src/audio/heap.c
+++ b/src/audio/heap.c
@@ -56,9 +56,9 @@ struct PoolSplit sPersistentCommonPoolSplit;
 struct PoolSplit sTemporaryCommonPoolSplit;
 
 #ifdef VERSION_SH
-u8 gUnkLoadStatus[0x40];
+u8 gUnkLoadStatus[MAX_NUM_SOUNDBANKS];
 #endif
-u8 gBankLoadStatus[0x40];
+u8 gBankLoadStatus[MAX_NUM_SOUNDBANKS];
 u8 gSeqLoadStatus[0x100];
 
 #if defined(VERSION_EU) || defined(VERSION_SH)
diff --git a/src/audio/heap.h b/src/audio/heap.h
index 748e4471..c7b1494e 100644
--- a/src/audio/heap.h
+++ b/src/audio/heap.h
@@ -4,6 +4,7 @@
 #include <PR/ultratypes.h>
 
 #include "internal.h"
+#include "data.h"
 
 enum SoundLoadStatus {
     SOUND_LOAD_STATUS_NOT_LOADED,
@@ -115,8 +116,8 @@ extern struct Unk1Pool gUnkPool1;
 extern struct UnkPool gUnkPool2;
 extern struct UnkPool gUnkPool3;
 #endif
-extern u8 gBankLoadStatus[64];
-extern u8 gSeqLoadStatus[256];
+extern u8 gBankLoadStatus[MAX_NUM_SOUNDBANKS];
+extern u8 gSeqLoadStatus[0x100];
 extern volatile u8 gAudioResetStatus;
 extern u8 gAudioResetPresetIdToLoad;
 
diff --git a/src/audio/load.c b/src/audio/load.c
index deeaf33d..73fe923c 100644
--- a/src/audio/load.c
+++ b/src/audio/load.c
@@ -919,8 +919,8 @@ void audio_init() {
     alSeqFileNew(gAlTbl, gSoundDataRaw);
 
     // Load bank sets for each sequence
-    gAlBankSets = soundAlloc(&gAudioInitPool, BANK_SETS_ALLOC);
-    audio_dma_copy_immediate((uintptr_t) gBankSetsData, gAlBankSets, BANK_SETS_ALLOC);
+    gAlBankSets = soundAlloc(&gAudioInitPool, MAX_NUM_SOUNDBANKS * sizeof(s32));
+    audio_dma_copy_immediate((uintptr_t) gBankSetsData, gAlBankSets, MAX_NUM_SOUNDBANKS * sizeof(s32));
 
     init_sequence_players();
     gAudioLoadLock = AUDIO_LOCK_NOT_LOADING;
diff --git a/src/audio/load_sh.c b/src/audio/load_sh.c
index d1233dce..199af7bd 100644
--- a/src/audio/load_sh.c
+++ b/src/audio/load_sh.c
@@ -505,7 +505,7 @@ void *func_sh_802f3564(s32 seqId) {
     return func_sh_802f3764(0, seqId2, &temp);
 }
 
-extern u8 gUnkLoadStatus[0x40];
+extern u8 gUnkLoadStatus[MAX_NUM_SOUNDBANKS];
 
 void *func_sh_802f3598(s32 idx, s32 *medium) {
     void *ret;