diff --git a/soh/src/code/audio_load.c b/soh/src/code/audio_load.c
index fee03e9ae..74b1a4bff 100644
--- a/soh/src/code/audio_load.c
+++ b/soh/src/code/audio_load.c
@@ -50,9 +50,9 @@ s32 AudioLoad_Dma(OSIoMesg* mesg, u32 priority, s32 direction, uintptr_t devAddr
                   OSMesgQueue* reqQueue, s32 medium, const char* dmaFuncType);
 void* AudioLoad_AsyncLoadInner(s32 tableType, s32 id, s32 nChunks, s32 retData, OSMesgQueue* retQueue);
 AudioAsyncLoad* AudioLoad_StartAsyncLoadUnkMedium(s32 unkMediumParam, uintptr_t devAddr, uintptr_t ramAddr,
-                                                  ptrdiff_t size, s32 medium,
+                                                  size_t size, s32 medium,
                                                   s32 nChunks, OSMesgQueue* retQueue, s32 retMsg);
-AudioAsyncLoad* AudioLoad_StartAsyncLoad(u32 devAddr, uintptr_t ramAddr, size_t size, s32 medium, s32 nChunks,
+AudioAsyncLoad* AudioLoad_StartAsyncLoad(uintptr_t devAddr, uintptr_t ramAddr, size_t size, s32 medium, s32 nChunks,
                                          OSMesgQueue* retQueue, s32 retMsg);
 void AudioLoad_AsyncDma(AudioAsyncLoad* asyncLoad, size_t size);
 void AudioLoad_AsyncDmaUnkMedium(uintptr_t devAddr, uintptr_t ramAddr, size_t size, s16 arg3);
@@ -1499,8 +1499,8 @@ void AudioLoad_InitAsyncLoads(void) {
     }
 }
 
-AudioAsyncLoad* AudioLoad_StartAsyncLoadUnkMedium(s32 unkMediumParam, u32 devAddr, uintptr_t ramAddr, size_t size,
-                                                  s32 medium,
+AudioAsyncLoad* AudioLoad_StartAsyncLoadUnkMedium(s32 unkMediumParam, uintptr_t devAddr, uintptr_t ramAddr,
+                                                  size_t size, s32 medium,
                                                   s32 nChunks, OSMesgQueue* retQueue, s32 retMsg) {
     AudioAsyncLoad* asyncLoad;