diff --git a/src/lib.rs b/src/lib.rs
index 98ba9af..a038547 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-#![feature(backtrace)]
+#![feature(error_generic_member_access, provide_any)]
 
 pub mod error;
 pub mod payload;