diff --git a/stdlib/public/Synchronization/Atomics/AtomicRepresentable.swift b/stdlib/public/Synchronization/Atomics/AtomicRepresentable.swift
index 7cf1e5790ed77..206d3508846bd 100644
--- a/stdlib/public/Synchronization/Atomics/AtomicRepresentable.swift
+++ b/stdlib/public/Synchronization/Atomics/AtomicRepresentable.swift
@@ -47,7 +47,7 @@
 /// conformance synthesis for enums by declaring our "raw value" to be a
 /// `UInt8`. By adding the `AtomicRepresentable` conformance, we automatically
 /// figure out how to do the conformance from the `RawRepresentable`
-/// implementation and do all of th necessary work for you. However, it is still
+/// implementation and do all of the necessary work for you. However, it is still
 /// possible to customize this behavior using the manual method explained below.
 ///
 /// Defining your own `AtomicRepresentable` conformance is pretty simple. All