1 files changed, 1 insertions, 1 deletions
diff --git a/qemu-nbd.c b/qemu-nbd.c
index 91b569f8e6..923a3bfd34 100644
--- a/qemu-nbd.c
+++ b/qemu-nbd.c
@@ -446,7 +446,7 @@ int main(int argc, char **argv)
     max_fd = sharing_fds[0];
     nb_fds++;
 
-    data = qemu_memalign(512, NBD_BUFFER_SIZE);
+    data = qemu_blockalign(bs, NBD_BUFFER_SIZE);
     if (data == NULL)
         errx(EXIT_FAILURE, "Cannot allocate data buffer");