diff --git a/boot/at91dataflashboot/at91dataflashboot.hash b/boot/at91dataflashboot/at91dataflashboot.hash
new file mode 100644
index 0000000000..57df4e5389
--- /dev/null
+++ b/boot/at91dataflashboot/at91dataflashboot.hash
@@ -0,0 +1,2 @@
+# locally computed
+sha256  2cfeb6a9236e1a743c8010f05e504dbc92169ef42d9a6cf7948954a577bfc386  DataflashBoot-1.05.tar.bz2