diff --git a/js/docx/smoke/api_range/to_json.js b/js/docx/smoke/api_range/to_json.js
index 16e5ee488..418430f15 100644
--- a/js/docx/smoke/api_range/to_json.js
+++ b/js/docx/smoke/api_range/to_json.js
@@ -1,20 +1,20 @@
 builder.CreateFile("docx");
-var oDocument = Api.GetDocument();
-var oParagraph = oDocument.GetElement(0);
-oParagraph.AddText("ONLYOFFICE Document Builder");
-var oRange = Api.CreateRange(oParagraph, 0, 9);
-var json = oRange.ToJSON(true, true);
+    var oDocument = Api.GetDocument();
+    var oParagraph = oDocument.GetElement(0);
+        oParagraph.AddText("ONLYOFFICE Document Builder");
+    var oRange = Api.CreateRange(oParagraph, 0, 10);
+    var json = oRange.ToJSON(true, true);
 GlobalVariable["JSON"] = json;
 builder.CloseFile();
 
 ////////////////////////
 
 builder.CreateFile("docx");
-var oDocument = Api.GetDocument();
-var json = GlobalVariable["JSON"]
-var oRangeFromJSON = Api.FromJSON(json);
-oDocument.Push(oRangeFromJSON[0]);
-var oParagraph = oDocument.GetElement(0);
-oParagraph.AddText(json);
+    var oDocument = Api.GetDocument();
+    var json = GlobalVariable["JSON"]
+    var oRangeFromJSON = Api.FromJSON(json);
+        oDocument.Push(oRangeFromJSON[0]);
+    var oParagraph = oDocument.GetElement(0);
+        oParagraph.AddText(json);
 builder.SaveFile("docx", "ParagraphToJSON.docx");
 builder.CloseFile();