diff --git a/aspnetcore/blazor/host-and-deploy/webassembly.md b/aspnetcore/blazor/host-and-deploy/webassembly.md
index 9b4c69ca08..85113cc6aa 100644
--- a/aspnetcore/blazor/host-and-deploy/webassembly.md
+++ b/aspnetcore/blazor/host-and-deploy/webassembly.md
@@ -14,6 +14,9 @@ uid: blazor/host-and-deploy/webassembly
 
 This article explains how to host and deploy Blazor WebAssembly using ASP.NET Core, Content Delivery Networks (CDN), file servers, and GitHub Pages.
 
+> [!CAUTION]
+> This article references CentOS, a Linux distribution that's nearing End Of Life (EOL) status. Please consider your use and plan accordingly. For more information, see the [CentOS End Of Life guidance](/azure/virtual-machines/workloads/centos/centos-end-of-life).
+
 With the [Blazor WebAssembly hosting model](xref:blazor/hosting-models#blazor-webassembly):
 
 * The Blazor app, its dependencies, and the .NET runtime are downloaded to the browser in parallel.
diff --git a/aspnetcore/host-and-deploy/linux-apache.md b/aspnetcore/host-and-deploy/linux-apache.md
index 3bd3a1b863..c3528c49c1 100644
--- a/aspnetcore/host-and-deploy/linux-apache.md
+++ b/aspnetcore/host-and-deploy/linux-apache.md
@@ -14,6 +14,9 @@ By [Shayne Boyer](https://github.com/spboyer)
 
 Using this guide, learn how to set up [Apache](https://httpd.apache.org/) as a reverse proxy server on [CentOS 7](https://www.centos.org/) to redirect HTTP traffic to an ASP.NET Core web app running on [Kestrel](xref:fundamentals/servers/kestrel) server. The [mod_proxy extension](https://httpd.apache.org/docs/2.4/mod/mod_proxy.html) and related modules create the server's reverse proxy.
 
+> [!CAUTION]
+> This article references CentOS, a Linux distribution that's nearing End Of Life (EOL) status. Please consider your use and plan accordingly. For more information, see the [CentOS End Of Life guidance](/azure/virtual-machines/workloads/centos/centos-end-of-life).
+
 ## Prerequisites
 
 * Server running CentOS 7 with a standard user account with sudo privilege.