diff --git a/src/lib.rs b/src/lib.rs
index e7e0593..26ec417 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -20,8 +20,6 @@
 //! Otherwise, the crate will use `cpuid` at runtime to detect the
 //! running CPU's features, and enable the appropiate algorithm.
 
-#![cfg_attr(nightly, feature(stdsimd))]
-
 mod combine;
 mod hasher;
 #[cfg(all(target_arch = "aarch64", nightly))]