diff --git a/Document-Processing/PDF/PDF-Viewer/javascript-es5/toolbar-customization/custom-toolbar.md b/Document-Processing/PDF/PDF-Viewer/javascript-es5/toolbar-customization/custom-toolbar.md
index dc16e058e..73ef1c4f0 100644
--- a/Document-Processing/PDF/PDF-Viewer/javascript-es5/toolbar-customization/custom-toolbar.md
+++ b/Document-Processing/PDF/PDF-Viewer/javascript-es5/toolbar-customization/custom-toolbar.md
@@ -8,7 +8,7 @@ documentation: ug
 domainurl: ##DomainURL##
 ---
 
-## Custom Toolbar
+# Custom Toolbar in JavaScript PDF Viewer
 
 The PDF Viewer provides APIs for user interaction options available in its built-in toolbar. Using these, you can create your own custom user interface for toolbar actions at the application level by hiding the default toolbar.