diff --git a/src/formats/json.js b/src/formats/json.js
index ff13771c5be8..f7579b9a4148 100644
--- a/src/formats/json.js
+++ b/src/formats/json.js
@@ -4,6 +4,6 @@ export default {
   },
 
   toFile(data) {
-    return JSON.stringify(data);
+    return JSON.stringify(data, null, 2);
   }
 }