diff --git a/docs/8.0/ayanova/docs/ops-install-windows-iis.md b/docs/8.0/ayanova/docs/ops-install-windows-iis.md
index 2ef96e88..2e94db6f 100644
--- a/docs/8.0/ayanova/docs/ops-install-windows-iis.md
+++ b/docs/8.0/ayanova/docs/ops-install-windows-iis.md
@@ -23,7 +23,7 @@ An up to date modern web browser (not Internet Explorer) with Javascript enabled
 -   Internet connection : required to install license and to automatically download the Chromium report rendering engine
 -   Disk space: minimum 2GB of free disk space
 -   RAM : 1GB (minimum), 2+ GB (recommended)
--   PostgreSQL Server: installation guide [https://www.postgresqltutorial.com/install-postgresql/](https://www.postgresqltutorial.com/install-postgresql/)
+-   PostgreSQL Server 12.x or newer: installation guide [https://www.postgresqltutorial.com/install-postgresql/](https://www.postgresqltutorial.com/install-postgresql/)
 -   ASP.NET Core Runtime Hosting bundle v6.x : Download [https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-6.0.13-windows-hosting-bundle-installer](https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-6.0.13-windows-hosting-bundle-installer)
 -   Static IP address if AyaNova will be used from the internet
 -   Domain or subdomain name if AyaNova will be used from the internet