diff --git a/src/rcore/modes.rs b/src/rcore/modes.rs
index a81f1ff..1f44f38 100644
--- a/src/rcore/modes.rs
+++ b/src/rcore/modes.rs
@@ -251,9 +251,12 @@ pub type ExtensionResultM<'a, Ctx, F> =
 /// [`FactoryParse`] equivalent of [`ExtensionSource`].
 pub type ExtensionSourceM<'a, Ctx, F> = ExtensionSourceP<F, Mtbl<'a, Ctx, F>>;
 
+/// A more generic version of [`FactoryParse`].
 pub trait FactoryModeParse<'a, Ctx: Context<'a>>: FactoryBase<'a, Ctx> + ParseMode {
+    /// A more generic version of [`FactoryParse::deserialize`].
     fn mdeserialize<I: InCtx<'a, Ctx>>(&self, inctx: I) -> ModeResultM<'a, Ctx, Self, I>;
 
+    /// A more generic version of [`FactoryParse::extend`].
     fn mextend(
         &self,
         mentionable: ExtensionSourceM<'a, Ctx, Self>,