diff --git a/src/lib.rs b/src/lib.rs
index fb99c34..68dbabf 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,7 +4,7 @@
 #![allow(clippy::uninlined_format_args)]
 #![cfg_attr(feature = "nightly_docs", feature(doc_cfg))]
 #![cfg_attr(feature = "nightly_portable_simd", feature(portable_simd))]
-#![cfg_attr(feature = "nightly_stdsimd", feature(stdsimd))]
+#![cfg_attr(feature = "nightly_stdsimd", feature(stdarch_x86_avx512))]
 
 //! This crate gives small utilities for casting between plain data types.
 //!
@@ -252,8 +252,8 @@ pub fn from_bytes_mut<T: NoUninit + AnyBitPattern>(s: &mut [u8]) -> &mut T {
 
 /// Reads from the bytes as if they were a `T`.
 ///
-/// Unlike [`from_bytes`], the slice doesn't need to respect alignment of `T`, only sizes
-/// must match.
+/// Unlike [`from_bytes`], the slice doesn't need to respect alignment of `T`,
+/// only sizes must match.
 ///
 /// ## Failure
 /// * If the `bytes` length is not equal to `size_of::<T>()`.
@@ -266,8 +266,8 @@ pub fn try_pod_read_unaligned<T: AnyBitPattern>(
 
 /// Reads the slice into a `T` value.
 ///
-/// Unlike [`from_bytes`], the slice doesn't need to respect alignment of `T`, only sizes
-/// must match.
+/// Unlike [`from_bytes`], the slice doesn't need to respect alignment of `T`,
+/// only sizes must match.
 ///
 /// ## Panics
 /// * This is like `try_pod_read_unaligned` but will panic on failure.