diff --git a/src/lib.rs b/src/lib.rs
index 0ec3521..9314035 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -51,7 +51,7 @@
 //! ```
 
 #![cfg_attr(not(test), no_std)]
-#![cfg_attr(docsrs, feature(doc_auto_cfg))]
+#![cfg_attr(docsrs, feature(doc_cfg))]
 #![warn(missing_docs)]
 #![warn(missing_debug_implementations)]