diff --git a/oio-unix.c b/oio-unix.c
index d062a7d4..40e92040 100644
--- a/oio-unix.c
+++ b/oio-unix.c
@@ -740,13 +740,14 @@ static size_t oio__buf_count(oio_buf bufs[], int bufcnt) {
 /* The buffers to be written must remain valid until the callback is called.
  * This is not required for the oio_buf array.
  */
-int oio_write(oio_req* req, oio_buf* bufs, int bufcnt) {
+int oio_write(oio_req* req, oio_buf bufs[], int bufcnt) {
   oio_handle* handle = req->handle;
   assert(handle->fd >= 0);
 
   ngx_queue_init(&req->queue);
   req->type = OIO_WRITE;
 
+  /* TODO: Don't malloc for each write... */
   req->bufs = malloc(sizeof(oio_buf) * bufcnt);
   memcpy(req->bufs, bufs, bufcnt * sizeof(oio_buf));
   req->bufcnt = bufcnt;
diff --git a/oio.h b/oio.h
index 7802afa3..a8264573 100644
--- a/oio.h
+++ b/oio.h
@@ -209,7 +209,7 @@ int oio_accept(oio_handle* server, oio_handle* client,
 int oio_read_start(oio_handle* handle, oio_read_cb cb);
 int oio_read_stop(oio_handle* handle);
 
-int oio_write(oio_req* req, oio_buf* bufs, int bufcnt);
+int oio_write(oio_req* req, oio_buf bufs[], int bufcnt);
 
 /* Timer methods */
 int oio_timeout(oio_req* req, int64_t timeout);