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-rw-r--r--lib/output/json.js3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/output/json.js b/lib/output/json.js
index 86a2307..e8a71cc 100644
--- a/lib/output/json.js
+++ b/lib/output/json.js
@@ -21,6 +21,9 @@ JSONOutput.prototype.onPage = function(page) {
// Delete some private properties
delete json.config;
+ // Specify JSON output version
+ json.version = '2';
+
return that.writeFile(
page.withExtension('.json'),
JSON.stringify(json, null, 4)