diff --git a/src/audio/heap.c b/src/audio/heap.c
index 0467bbb8..498a8aa6 100644
--- a/src/audio/heap.c
+++ b/src/audio/heap.c
@@ -237,6 +237,7 @@ void *soundAlloc(struct SoundAllocPool *pool, u32 size) {
     u8 *start;
     u32 alignedSize = ALIGN16(size);
 
+    start = pool->cur;
     if (start + alignedSize <= pool->start + pool->size) {
         bzero(start, alignedSize);
         pool->cur += alignedSize;