diff --git a/docs/architecture/modern-web-apps-azure/index.md b/docs/architecture/modern-web-apps-azure/index.md
index 30e717f38ee8d..46e0854b97dca 100644
--- a/docs/architecture/modern-web-apps-azure/index.md
+++ b/docs/architecture/modern-web-apps-azure/index.md
@@ -3,7 +3,7 @@ title: Architect modern web applications with ASP.NET Core and Azure
 description: A guide that provides end-to-end guidance on building monolithic web applications using ASP.NET Core and Azure.
 author: ardalis
 ms.author: wiwagn
-ms.date: 12/4/2019
+ms.date: 5/25/2020
 ---
 
 # Architect Modern Web Applications with ASP.NET Core and Azure
@@ -82,6 +82,10 @@ More and more organizations are choosing to host their web applications in the c
 
 Building web applications with ASP.NET Core, hosted in Azure, offers many competitive advantages over traditional alternatives. ASP.NET Core is optimized for modern web application development practices and cloud hosting scenarios. In this guide, you'll learn how to architect your ASP.NET Core applications to best take advantage of these capabilities.
 
+## Version
+
+This guide has been revised to cover **.NET Core 3.1** version along with many additional updates related to the same "wave" of technologies (that is, Azure and additional third-party technologies) coinciding in time with the .NET Core 3.1 release. That's why the book version has also been updated to version **3.1**.
+
 ## Purpose
 
 This guide provides end-to-end guidance on building *monolithic* web applications using ASP.NET Core and Azure. In this context, "monolithic" refers to the fact that these applications are deployed as a single unit, not as a collection of interacting services and applications.