diff --git a/src/rstd/atomic/modes.rs b/src/rstd/atomic/modes.rs
index fb10216..f120fb6 100644
--- a/src/rstd/atomic/modes.rs
+++ b/src/rstd/atomic/modes.rs
@@ -19,9 +19,12 @@ pub type AExtensionResultM<A> = ExtensionResultP<A, A, AParseError<A>>;
 /// [`Atomic`] equivalent of [`ExtensionSource`].
 pub type AExtensionSourceM<A> = ExtensionSourceP<A, A>;
 
+/// A more generic version of [`Atomic`].
 pub trait AtomicModeParse: AtomicBase + ParseMode {
+    /// A more generic version of [`Atomic::a_deserialize`].
     fn ma_deserialize<I: Inlining>(inlining: I) -> AModeResultM<Self, I>;
 
+    /// A more generic version of [`Atomic::a_extend`].
     fn ma_extend(atomic: AExtensionSourceM<Self>, tail: &[u8]) -> AExtensionResultM<Self>;
 }