diff --git a/tests/blake2worker.js b/tests/blake2worker.js
index 5b58bb1..fe60b87 100644
--- a/tests/blake2worker.js
+++ b/tests/blake2worker.js
@@ -12,13 +12,13 @@ function newWorker (data) {
 			workerData: {
 				data: data
 			},
-	  });
-	  worker.on('message', (hash) => {
+		});
+		worker.on('message', (hash) => {
 			resolve(hash);
-	  });
-	  worker.on('error', (msg) => {
+		});
+		worker.on('error', (msg) => {
 			reject(msg);
-	  });
+		});
 	});
 }
 
diff --git a/tests/worker/blake2hash-worker.js b/tests/worker/blake2hash-worker.js
index 99bf108..3dfbbc8 100644
--- a/tests/worker/blake2hash-worker.js
+++ b/tests/worker/blake2hash-worker.js
@@ -1,7 +1,8 @@
 'use strict';
+
 const blake2 = require('../../index.js');
 const {workerData, parentPort} = require('worker_threads');
-const blake2Hash = (data) => {
+const blake2Hash = data => {
 	const context = blake2.createHash('blake2b');
 	context.update(Buffer.from(data));
 	const hash = context.digest('hex');