diff --git a/test/index.test.js b/test/index.test.js
index e4fc4dc..9dd4d1b 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -52,7 +52,7 @@ test.serial('postMessage', async t => {
 	await sleep(500);
 
 	t.is(worker.events.length, 2, 'should have received two message responses');
-	
+
 	const first = worker.events[0];
 	t.is(first.data[0], 'received onmessage');
 	t.assert(Math.abs(timestamp - first.data[1]) < 500);
diff --git a/types/index.d.cts b/types/index.d.cts
index f1c9550..bcff282 100644
--- a/types/index.d.cts
+++ b/types/index.d.cts
@@ -1,4 +1,4 @@
-type ConstructorOf<C> = { new (...args: any[]): C }
+type ConstructorOf<C> = { new (...args: any[]): C };
 
-declare const _default: ConstructorOf<Worker>
-export default _default
+declare const _default: ConstructorOf<Worker>;
+export default _default;
diff --git a/types/index.d.ts b/types/index.d.ts
index f1c9550..bcff282 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -1,4 +1,4 @@
-type ConstructorOf<C> = { new (...args: any[]): C }
+type ConstructorOf<C> = { new (...args: any[]): C };
 
-declare const _default: ConstructorOf<Worker>
-export default _default
+declare const _default: ConstructorOf<Worker>;
+export default _default;