diff --git a/dev/index.d.ts b/dev/index.d.ts
index af8455f..1625d64 100644
--- a/dev/index.d.ts
+++ b/dev/index.d.ts
@@ -3,7 +3,14 @@ import type {Align} from './lib/infer.js'
 export {gfmTableHtml} from './lib/html.js'
 export {gfmTable} from './lib/syntax.js'
 
+/**
+ * Augment types.
+ */
 declare module 'micromark-util-types' {
+  /**
+   * Augment token;
+   * `align` is patched on `table` tokens.
+   */
   interface Token {
     _align?: Align[]
   }
diff --git a/dev/lib/edit-map.js b/dev/lib/edit-map.js
index 8eca530..464b98e 100644
--- a/dev/lib/edit-map.js
+++ b/dev/lib/edit-map.js
@@ -1,5 +1,5 @@
 /**
- * @typedef {import('micromark-util-types').Event} Event
+ * @import {Event} from 'micromark-util-types'
  */
 
 // Port of `edit_map.rs` from `markdown-rs`.
diff --git a/dev/lib/html.js b/dev/lib/html.js
index c3f749c..8397d72 100644
--- a/dev/lib/html.js
+++ b/dev/lib/html.js
@@ -1,9 +1,5 @@
 /**
- * @typedef {import('micromark-util-types').HtmlExtension} HtmlExtension
- */
-
-/**
- * @typedef {import('./infer.js').Align} Align
+ * @import {HtmlExtension} from 'micromark-util-types'
  */
 
 import {ok as assert} from 'devlop'
diff --git a/dev/lib/infer.js b/dev/lib/infer.js
index baaa59f..9a6ecf0 100644
--- a/dev/lib/infer.js
+++ b/dev/lib/infer.js
@@ -1,5 +1,5 @@
 /**
- * @typedef {import('micromark-util-types').Event} Event
+ * @import {Event} from 'micromark-util-types'
  */
 
 /**
diff --git a/dev/lib/syntax.js b/dev/lib/syntax.js
index 39ef3b0..7169308 100644
--- a/dev/lib/syntax.js
+++ b/dev/lib/syntax.js
@@ -1,12 +1,5 @@
 /**
- * @typedef {import('micromark-util-types').Event} Event
- * @typedef {import('micromark-util-types').Extension} Extension
- * @typedef {import('micromark-util-types').Point} Point
- * @typedef {import('micromark-util-types').Resolver} Resolver
- * @typedef {import('micromark-util-types').State} State
- * @typedef {import('micromark-util-types').Token} Token
- * @typedef {import('micromark-util-types').TokenizeContext} TokenizeContext
- * @typedef {import('micromark-util-types').Tokenizer} Tokenizer
+ * @import {Event, Extension, Point, Resolver, State, Token, TokenizeContext, Tokenizer} from 'micromark-util-types'
  */
 
 /**
diff --git a/test/index.js b/test/index.js
index 9b5203b..4a2f8fd 100644
--- a/test/index.js
+++ b/test/index.js
@@ -29,7 +29,7 @@ test('markdown -> html (micromark)', async function (t) {
   )
 
   await t.test(
-    'should skip table construct if `disable.null` includes `table`',
+    'should skip `table` construct if `disable.null` includes `table`',
     async function () {
       assert.deepEqual(
         micromark(`123\n\n| a | b | c |\n| - | - | - |\n| d | e | f |`, {