diff --git a/README.md b/README.md
index 600dd0b..6252295 100644
--- a/README.md
+++ b/README.md
@@ -57,10 +57,10 @@ export default {
 
 The config file can be placed in these locations, relative to `package.json`:
 
-- `updates.config.js`
-- `updates.config.mjs`
-- `.config/updates.js`
-- `.config/updates.mjs`
+- `updates.config.{js,ts,mjs,mts}`
+- `.config/updates.{js,ts,mjs,mts}`
+
+For typescript, your runtime needs to support it either natively or via a node loader.
 
 ### Config File Options
 
diff --git a/updates.js b/updates.js
index 948b06c..37285e5 100755
--- a/updates.js
+++ b/updates.js
@@ -749,9 +749,13 @@ async function main() {
     try {
       ({default: config} = await Promise.any([
         "updates.config.js",
+        "updates.config.ts",
         "updates.config.mjs",
+        "updates.config.mts",
         ".config/updates.js",
+        ".config/updates.ts",
         ".config/updates.mjs",
+        ".config/updates.mts",
       ].map(str => import(join(projectDir, ...str.split("/"))))));
     } catch {}