diff --git a/index.js b/index.js
index 0e93965..0c8d8ee 100644
--- a/index.js
+++ b/index.js
@@ -4,7 +4,7 @@
  * @typedef {import('mdast-util-to-markdown').Options} ToMarkdownExtension
  * @typedef {import('mdast-util-to-markdown').Handle} ToMarkdownHandle
  * @typedef {import('estree-jsx').Program} Program
- * @typedef {import('./complex-types').MdxjsEsm} MdxjsEsm
+ * @typedef {import('./complex-types.js').MdxjsEsm} MdxjsEsm
  *
  * @typedef {MdxjsEsm} MDXJSEsm - Deprecated name, prefer `MdxjsEsm`
  */
diff --git a/tsconfig.json b/tsconfig.json
index e31adf8..eacf0c4 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,7 +4,7 @@
     "target": "ES2020",
     "lib": ["ES2020"],
     "module": "ES2020",
-    "moduleResolution": "node",
+    "moduleResolution": "node16",
     "allowJs": true,
     "checkJs": true,
     "declaration": true,