diff --git a/ts/docx/document/body/page-margin.ts b/ts/docx/document/body/page-margin.ts
index 8f3dc655e9..6c98ecf8c2 100644
--- a/ts/docx/document/body/page-margin.ts
+++ b/ts/docx/document/body/page-margin.ts
@@ -11,7 +11,7 @@ export class PageMargin extends XmlComponent {
             left: "1440",
             header: "708",
             footer: "708",
-            gutter: "0"
+            gutter: "0",
         }));
     }
-}
\ No newline at end of file
+}
diff --git a/ts/docx/document/body/section-properties.ts b/ts/docx/document/body/section-properties.ts
index 72d4c5e7ac..c2d556de33 100644
--- a/ts/docx/document/body/section-properties.ts
+++ b/ts/docx/document/body/section-properties.ts
@@ -1,8 +1,8 @@
 import { Attributes, XmlComponent } from "../../xml-components";
-import {PageSize} from "./page-size";
-import {PageMargin} from "./page-margin";
-import {Columns} from "./columns";
-import {DocumentGrid} from "./doc-grid";
+import { Columns } from "./columns";
+import { DocumentGrid } from "./doc-grid";
+import { PageMargin } from "./page-margin";
+import { PageSize } from "./page-size";
 
 export class SectionProperties extends XmlComponent {
 
@@ -11,11 +11,11 @@ export class SectionProperties extends XmlComponent {
         this.root.push(new Attributes({
             rsidR: "00B64E8F",
             rsidRPr: "00D842E4",
-            rsidSect: "000A6AD0"
+            rsidSect: "000A6AD0",
         }));
         this.root.push(new PageSize());
         this.root.push(new PageMargin());
         this.root.push(new Columns());
         this.root.push(new DocumentGrid());
     }
-}
\ No newline at end of file
+}
diff --git a/ts/numbering/abstract-numbering.ts b/ts/numbering/abstract-numbering.ts
index 6e344df114..1a5b4bfffb 100644
--- a/ts/numbering/abstract-numbering.ts
+++ b/ts/numbering/abstract-numbering.ts
@@ -35,7 +35,7 @@ export class AbstractNumbering extends XmlComponent {
         this.root.push(level);
     }
 
-    public createLevel(num: number, format: string, text: string, align: string="start") {
+    public createLevel(num: number, format: string, text: string, align: string = "start"): Level {
         const level = new Level(num, format, text, align);
         this.addLevel(level);
         return level;