diff --git a/src/bake-bulk-rpc.h b/src/bake-bulk-rpc.h
index 3fb13484a99fedea52bba1439a5ee3a592184a48..6c0108ebd0610b650c415e9d191f800e144789d0 100644
--- a/src/bake-bulk-rpc.h
+++ b/src/bake-bulk-rpc.h
@@ -133,8 +133,8 @@ static inline hg_return_t hg_proc_bake_bulk_region_id_t(hg_proc_t proc, bake_bul
 
 static inline hg_return_t hg_proc_bake_target_id_t(hg_proc_t proc, bake_target_id_t *bti)
 {
-    /* TODO: make this portable; just raw encoding for now */
-    return(hg_proc_raw(proc, bti->id, sizeof(bti->id)));
+    /* TODO: make this portable */
+    return(hg_proc_memcpy(proc, bti->id, sizeof(bti->id)));
 }
 
 static inline hg_return_t hg_proc_bake_bulk_eager_write_in_t(hg_proc_t proc, void *v_out_p)