diff --git a/src/pokemon_storage_system.c b/src/pokemon_storage_system.c
index 822ff6770..79edcb301 100644
--- a/src/pokemon_storage_system.c
+++ b/src/pokemon_storage_system.c
@@ -10034,7 +10034,7 @@ static void UnkUtil_CpuRun(struct UnkUtilData *data)
 
     for (i = 0; i < data->height; i++)
     {
-        CpuSet(data->src, data->dest, data->size / 2);
+        CpuCopy16(data->src, data->dest, data->size);
         data->dest += 64;
         data->src += data->unk * 2;
     }