diff --git a/src/main.rs b/src/main.rs
index 5cc0d0a..eb00efa 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,3 @@
-#![feature(proc_macro_hygiene, decl_macro)]
-
 use anyhow::{anyhow, bail, Result};
 use clap::{crate_authors, crate_version, AppSettings, Parser};
 use hmac::{Hmac, Mac, NewMac};