diff --git a/src/fuse_open.cpp b/src/fuse_open.cpp
index 6d5b4524..ffeea4af 100644
--- a/src/fuse_open.cpp
+++ b/src/fuse_open.cpp
@@ -315,6 +315,7 @@ _open_for_update_lambda(const fuse_context *fc_,
   ffi_->noflush = !::_calculate_flush(cfg->flushonclose,
                                       ffi_->flags);
 
+  // TODO: This won't work on FreeBSD
   rv = ::_open_core(state.proc_self_fd_fd,
                     fmt::format("{}",of_->fi->fd),
                     &of_->fi->branch,