diff --git a/CHANGELOG.md b/CHANGELOG.md
index e823923213..6da8139084 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -39,6 +39,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Added `SortedLinkedListView`, the `!Sized` version of `SortedLinkedList`.
 - Added implementation of `Borrow` and `BorrowMut` for `String` and `Vec`.
 - Added `Deque::{swap, swap_unchecked, swap_remove_front, swap_remove_back}`.
+- Make `String::from_utf8_unchecked` const.
 
 ### Changed
 
diff --git a/src/string/mod.rs b/src/string/mod.rs
index 6dfe2055dc..6633580e36 100644
--- a/src/string/mod.rs
+++ b/src/string/mod.rs
@@ -237,7 +237,7 @@ impl<const N: usize> String<N> {
     /// assert_eq!("💖", sparkle_heart);
     /// ```
     #[inline]
-    pub unsafe fn from_utf8_unchecked(vec: Vec<u8, N>) -> Self {
+    pub const unsafe fn from_utf8_unchecked(vec: Vec<u8, N>) -> Self {
         Self { vec }
     }