diff --git a/README.md b/README.md
index f9dcc79..3363a99 100644
--- a/README.md
+++ b/README.md
@@ -33,6 +33,18 @@ console.log(timestamp.utc());
 //=> 2018-10-26
 ```
 
+or in typescript:
+
+```ts
+import timestamp = require('time-stamp');
+
+console.log(timestamp());
+//=> 2018-10-26
+
+console.log(timestamp.utc());
+//=> 2018-10-26
+```
+
 ## Customizing the timestamp
 
 You may also pass a string to format the generated timestamp.
diff --git a/index.d.ts b/index.d.ts
index 7748ab9..97870e7 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -1,5 +1,6 @@
-declare function timestamp(pattern?: string | Date, date?: Date): string
-declare function timestampUTC(pattern?: string | Date, date?: Date): string
+declare function timestamp(pattern?: string | Date, date?: Date): string;
 
-export default timestamp
-export { timestampUTC as utc };
+declare namespace timestamp {
+  function utc(pattern?: string | Date, date?: Date): string;
+}
+export = timestamp;