diff --git a/javascript/.babelrc.js b/javascript/.babelrc.js
index cdd941ed..c46c034b 100644
--- a/javascript/.babelrc.js
+++ b/javascript/.babelrc.js
@@ -9,7 +9,7 @@
 
 module.exports = {
   presets: [
-    ["@babel/preset-env", { targets: "defaults" }],
-    "@babel/preset-typescript",
+    ['@babel/preset-env', {targets: 'defaults'}],
+    '@babel/preset-typescript',
   ],
 };