diff --git a/src/binary_formats.ml b/src/binary_formats.ml
index e7d107ee..b769e763 100644
--- a/src/binary_formats.ml
+++ b/src/binary_formats.ml
@@ -24,7 +24,9 @@
      - exchange and gana master branch are not in sync
        and we should use a specific git tag instead
      - outdated doc(?)
-   - some missing struct documentation *)
+   - some missing struct documentation
+
+   - correctly handle endianness *)
 
 (* TODO hash and C(ancer)-terminated strings