diff --git a/src/file/document/body/section-properties/title-page/title-page.spec.ts b/src/file/document/body/section-properties/title-page/title-page.spec.ts
new file mode 100644
index 0000000000..75374a22db
--- /dev/null
+++ b/src/file/document/body/section-properties/title-page/title-page.spec.ts
@@ -0,0 +1,17 @@
+import { expect } from "chai";
+
+import { Formatter } from "../../../../../export/formatter";
+import { TitlePage } from "./title-page";
+
+describe("PageSize", () => {
+    describe("#constructor()", () => {
+        it("should create title page property for different first page header", () => {
+            const properties = new TitlePage();
+            const tree = new Formatter().format(properties);
+
+            expect(Object.keys(tree)).to.deep.equal(["w:titlePg"]);
+            expect(tree["w:titlePg"]).to.be.an.instanceof(Array);
+            expect(tree["w:titlePg"][0]).to.deep.equal({ _attr: { "w:val": "1" } });
+        });
+    });
+});
diff --git a/src/file/document/body/section-properties/title-page/title-page.ts b/src/file/document/body/section-properties/title-page/title-page.ts
index 361cc039fa..743c6ee489 100644
--- a/src/file/document/body/section-properties/title-page/title-page.ts
+++ b/src/file/document/body/section-properties/title-page/title-page.ts
@@ -1,5 +1,5 @@
 import { XmlComponent } from "file/xml-components";
-import { TitlePageAttributes } from "./titlepage-attributes";
+import { TitlePageAttributes } from "./title-page-attributes";
 
 export class TitlePage extends XmlComponent {
     constructor() {
diff --git a/src/file/paragraph/run/pagenumber.ts b/src/file/paragraph/run/page-number.ts
similarity index 100%
rename from src/file/paragraph/run/pagenumber.ts
rename to src/file/paragraph/run/page-number.ts
diff --git a/src/file/paragraph/run/run.ts b/src/file/paragraph/run/run.ts
index 508aad9afa..3123f98cd2 100644
--- a/src/file/paragraph/run/run.ts
+++ b/src/file/paragraph/run/run.ts
@@ -8,7 +8,7 @@ import { SubScript, SuperScript } from "./script";
 import { Style } from "./style";
 import { Tab } from "./tab";
 import { Underline } from "./underline";
-import { Begin, Page, End, Separate } from "./pagenumber";
+import { Begin, Page, End, Separate } from "./page-number";
 
 import { XmlComponent } from "file/xml-components";