diff --git a/zeroize/src/barrier.rs b/zeroize/src/barrier.rs
index abc8e600..ef026cad 100644
--- a/zeroize/src/barrier.rs
+++ b/zeroize/src/barrier.rs
@@ -39,7 +39,7 @@
 ///
 /// // data gets zeroized when dropped
 /// ```
-pub(crate) fn optimization_barrier<T: ?Sized>(val: &T) {
+pub fn optimization_barrier<T: ?Sized>(val: &T) {
     #[cfg(all(
         not(miri),
         any(
diff --git a/zeroize/src/lib.rs b/zeroize/src/lib.rs
index 4b571abe..e2662c2e 100644
--- a/zeroize/src/lib.rs
+++ b/zeroize/src/lib.rs
@@ -251,7 +251,7 @@ mod aarch64;
 mod x86;
 
 mod barrier;
-use barrier::optimization_barrier;
+pub use barrier::optimization_barrier;
 
 use core::{
     marker::{PhantomData, PhantomPinned},