diff --git a/lib/index.js b/lib/index.js
index ef77f12..7eb78fe 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,31 +1,9 @@
 /**
- * @typedef {import('hast').Element} Element
- * @typedef {import('hast').ElementData} ElementData
- * @typedef {import('hast').Nodes} Nodes
- * @typedef {import('hast').Root} Root
- * @typedef {import('hast').RootContent} RootContent
- *
- * @typedef {import('parse5').DefaultTreeAdapterMap} DefaultTreeAdapterMap
- * @typedef {import('parse5').Token.ElementLocation} P5ElementLocation
- * @typedef {import('parse5').Token.Location} P5Location
- *
- * @typedef {import('property-information').Schema} Schema
- *
- * @typedef {import('unist').Point} Point
- * @typedef {import('unist').Position} Position
- *
- * @typedef {import('vfile').VFile} VFile
- */
-
-/**
- * @typedef {DefaultTreeAdapterMap['document']} P5Document
- * @typedef {DefaultTreeAdapterMap['documentFragment']} P5DocumentFragment
- * @typedef {DefaultTreeAdapterMap['documentType']} P5DocumentType
- * @typedef {DefaultTreeAdapterMap['commentNode']} P5Comment
- * @typedef {DefaultTreeAdapterMap['textNode']} P5Text
- * @typedef {DefaultTreeAdapterMap['element']} P5Element
- * @typedef {DefaultTreeAdapterMap['node']} P5Node
- * @typedef {DefaultTreeAdapterMap['template']} P5Template
+ * @import {ElementData, Element, Nodes, RootContent, Root} from 'hast'
+ * @import {DefaultTreeAdapterMap, Token} from 'parse5'
+ * @import {Schema} from 'property-information'
+ * @import {Point, Position} from 'unist'
+ * @import {VFile} from 'vfile'
  */
 
 /**
@@ -76,7 +54,7 @@ const proto = Object.prototype
 /**
  * Transform a `parse5` AST to hast.
  *
- * @param {P5Node} tree
+ * @param {DefaultTreeAdapterMap['node']} tree
  *   `parse5` tree to transform.
  * @param {Options | null | undefined} [options]
  *   Configuration (optional).
@@ -102,7 +80,7 @@ export function fromParse5(tree, options) {
  *
  * @param {State} state
  *   Info passed around about the current state.
- * @param {P5Node} node
+ * @param {DefaultTreeAdapterMap['node']} node
  *   p5 node.
  * @returns {Nodes}
  *   hast node.
@@ -113,7 +91,9 @@ function one(state, node) {
 
   switch (node.nodeName) {
     case '#comment': {
-      const reference = /** @type {P5Comment} */ (node)
+      const reference = /** @type {DefaultTreeAdapterMap['commentNode']} */ (
+        node
+      )
       result = {type: 'comment', value: reference.data}
       patch(state, reference, result)
       return result
@@ -121,7 +101,10 @@ function one(state, node) {
 
     case '#document':
     case '#document-fragment': {
-      const reference = /** @type {P5Document | P5DocumentFragment} */ (node)
+      const reference =
+        /** @type {DefaultTreeAdapterMap['document'] | DefaultTreeAdapterMap['documentFragment']} */ (
+          node
+        )
       const quirksMode =
         'mode' in reference
           ? reference.mode === 'quirks' || reference.mode === 'limited-quirks'
@@ -148,14 +131,16 @@ function one(state, node) {
     }
 
     case '#documentType': {
-      const reference = /** @type {P5DocumentType} */ (node)
+      const reference = /** @type {DefaultTreeAdapterMap['documentType']} */ (
+        node
+      )
       result = {type: 'doctype'}
       patch(state, reference, result)
       return result
     }
 
     case '#text': {
-      const reference = /** @type {P5Text} */ (node)
+      const reference = /** @type {DefaultTreeAdapterMap['textNode']} */ (node)
       result = {type: 'text', value: reference.value}
       patch(state, reference, result)
       return result
@@ -163,7 +148,7 @@ function one(state, node) {
 
     // Element.
     default: {
-      const reference = /** @type {P5Element} */ (node)
+      const reference = /** @type {DefaultTreeAdapterMap['element']} */ (node)
       result = element(state, reference)
       return result
     }
@@ -175,7 +160,7 @@ function one(state, node) {
  *
  * @param {State} state
  *   Info passed around about the current state.
- * @param {Array<P5Node>} nodes
+ * @param {Array<DefaultTreeAdapterMap['node']>} nodes
  *   Nodes.
  * @returns {Array<RootContent>}
  *   hast nodes.
@@ -199,7 +184,7 @@ function all(state, nodes) {
  *
  * @param {State} state
  *   Info passed around about the current state.
- * @param {P5Element} node
+ * @param {DefaultTreeAdapterMap['element']} node
  *   `parse5` node to transform.
  * @returns {Element}
  *   hast node.
@@ -230,7 +215,7 @@ function element(state, node) {
 
   // Switch content.
   if (result.tagName === 'template') {
-    const reference = /** @type {P5Template} */ (node)
+    const reference = /** @type {DefaultTreeAdapterMap['template']} */ (node)
     const pos = reference.sourceCodeLocation
     const startTag = pos && pos.startTag && position(pos.startTag)
     const endTag = pos && pos.endTag && position(pos.endTag)
@@ -255,7 +240,7 @@ function element(state, node) {
  *
  * @param {State} state
  *   Info passed around about the current state.
- * @param {P5Node} from
+ * @param {DefaultTreeAdapterMap['node']} from
  *   p5 node.
  * @param {Nodes} to
  *   hast node.
@@ -280,7 +265,7 @@ function patch(state, from, to) {
  *   Info passed around about the current state.
  * @param {Nodes} node
  *   hast node.
- * @param {P5ElementLocation} location
+ * @param {Token.ElementLocation} location
  *   p5 location info.
  * @returns {Position | undefined}
  *   Position, or nothing.
@@ -337,7 +322,7 @@ function createLocation(state, node, location) {
 /**
  * Turn a p5 location into a position.
  *
- * @param {P5Location} loc
+ * @param {Token.Location} loc
  *   Location.
  * @returns {Position | undefined}
  *   Position or nothing.
diff --git a/test/index.js b/test/index.js
index 81d164d..8d124be 100644
--- a/test/index.js
+++ b/test/index.js
@@ -1,9 +1,7 @@
 /**
- * @typedef {import('hast').Nodes} Nodes
- *
- * @typedef {import('parse5').html.NS} NS
- *
- * @typedef {import('vfile').VFile} VFile
+ * @import {Nodes} from 'hast'
+ * @import {html as Html} from 'parse5'
+ * @import {VFile} from 'vfile'
  */
 
 /**
@@ -101,7 +99,7 @@ test('fromParse5', async function (t) {
           nodeName: 'title',
           tagName: 'title',
           attrs: [],
-          namespaceURI: /** @type {NS} */ ('http://www.w3.org/1999/xhtml'),
+          namespaceURI: /** @type {Html.NS} */ ('http://www.w3.org/1999/xhtml'),
           childNodes: [
             {
               nodeName: '#text',
@@ -143,7 +141,9 @@ test('fromParse5', async function (t) {
             nodeName: 'p',
             tagName: 'p',
             attrs: [],
-            namespaceURI: /** @type {NS} */ ('http://www.w3.org/1999/xhtml'),
+            namespaceURI: /** @type {Html.NS} */ (
+              'http://www.w3.org/1999/xhtml'
+            ),
             childNodes: [
               {
                 nodeName: '#text',