diff --git a/work/book/src/semantics/code-diagnostics.md b/work/book/src/semantics/code-diagnostics.md
index 8649913..efd2be5 100644
--- a/work/book/src/semantics/code-diagnostics.md
+++ b/work/book/src/semantics/code-diagnostics.md
@@ -64,7 +64,6 @@ function to retrieve a copy of the current diagnostics sets, you can leverage
 the version number of the attribute value to determine whether this set needs to
 be republished to the client.
 
-[^syntaxerror]:
-The [Document::errors](https://docs.rs/lady-deirdre/2.0.0/lady_deirdre/syntax/trait.SyntaxTree.html#method.errors)
+[^syntaxerror]: The [Document::errors](https://docs.rs/lady-deirdre/2.0.0/lady_deirdre/syntax/trait.SyntaxTree.html#method.errors)
 function would provide you with an iterator over all syntax errors within the
 compilation unit.
diff --git a/work/crates/main/src/analysis/grammar.rs b/work/crates/main/src/analysis/grammar.rs
index f2dc44a..a02e8d4 100644
--- a/work/crates/main/src/analysis/grammar.rs
+++ b/work/crates/main/src/analysis/grammar.rs
@@ -71,6 +71,9 @@ use crate::{
 /// The [Node] supertrait of this trait provides lexical and syntax components
 /// of the programming language. The rest of the trait's API related to the
 /// semantics description.
+///
+/// **NOTE**: This trait API is not stabilized yet. New trait members may be
+/// added in future minor versions of Lady Deirdre.
 pub trait Grammar: Node + AbstractFeature {
     /// A syntax tree node classifier that indexes the nodes by classes.
     ///