diff --git a/doc/classes/JSON.xml b/doc/classes/JSON.xml
index 0f527ba51d1..c630d2c1af6 100644
--- a/doc/classes/JSON.xml
+++ b/doc/classes/JSON.xml
@@ -14,6 +14,7 @@
 		# Save data
 		# ...
 		# Retrieve data
+		var json = JSON.new()
 		var error = json.parse(json_string)
 		if error == OK:
 		    var data_received = json.data