diff --git a/src/macros.rs b/src/macros.rs
index a5f816e..4330cdf 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -1,3 +1,5 @@
+// not all are used in all features configurations
+#![allow(unused)]
 
 /// Forward a method to an inherent method or a base trait method.
 macro_rules! forward {