diff --git a/README.md b/README.md
index fa548ef..6939c81 100644
--- a/README.md
+++ b/README.md
@@ -157,6 +157,7 @@ static const int kPageSize = 4096;
 class AIORequest {
  public:
   int* buffer_;
+  struct iocb iocb_;
 
   virtual void Complete(int res) = 0;
 
@@ -237,9 +238,9 @@ class AIOAdder : public Adder {
 
   void SubmitWrite() {
     LOG(INFO) << "Submitting a write to " << counter_;
-    struct iocb iocb;
-    struct iocb* iocbs = &iocb;
     AIORequest *req = new AIOWriteRequest(counter_);
+    struct iocb& iocb = req->iocb_;
+    struct iocb* iocbs = &iocb;
     io_prep_pwrite(&iocb, fd_, req->buffer_, kPageSize, counter_ * kPageSize);
     iocb.data = req;
     int res = io_submit(ioctx_, 1, &iocbs);
@@ -257,9 +258,9 @@ class AIOAdder : public Adder {
 
   void SubmitRead() {
     LOG(INFO) << "Submitting a read from " << counter_;
-    struct iocb iocb;
-    struct iocb* iocbs = &iocb;
     AIORequest *req = new AIOReadRequest(this);
+    struct iocb& iocb = req->iocb_;
+    struct iocb* iocbs = &iocb;
     io_prep_pread(&iocb, fd_, req->buffer_, kPageSize, counter_ * kPageSize);
     iocb.data = req;
     int res = io_submit(ioctx_, 1, &iocbs);