From 55e552c84187c1d6ab63c5b49fabbfda22da7f1a Mon Sep 17 00:00:00 2001
From: Chris Bohnert <38424477+bohnertchris@users.noreply.github.com>
Date: Wed, 31 Aug 2022 14:06:32 +0200
Subject: [PATCH] Add note about valid Java package name for groupID (#978)

CQDOC-18946
---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e44c96daa..52d6504de 100644
--- a/README.md
+++ b/README.md
@@ -70,7 +70,7 @@ Name                      | Default        | Description
 `appTitle`                |                | Application title, will be used for website title and components groups (e.g. `"My Site"`).
 `appId`                   |                | Technical name, will be used for component, config and content folder names, as well as client library names (e.g. `"mysite"`).
 `artifactId`              | *`${appId}`*   | Base Maven artifact ID (e.g. `"mysite"`).
-`groupId`                 |                | Base Maven group ID (e.g. `"com.mysite"`).
+`groupId`                 |                | Base Maven group ID (e.g. `"com.mysite"`). This value must be a [valid Java package name.](https://docs.oracle.com/javase/specs/jls/se6/html/packages.html#7.7)
 `package`                 | *`${groupId}`* | Java Source Package (e.g. `"com.mysite"`).
 `version`                 | `1.0-SNAPSHOT` | Project version (e.g. `1.0-SNAPSHOT`).
 `aemVersion`              | `cloud`        | Target AEM version (can be `cloud` for [AEM as a Cloud Service](https://docs.adobe.com/content/help/en/experience-manager-cloud-service/landing/home.html); or `6.5.5` for [Adobe Managed Services](https://github.com/adobe/aem-project-archetype/tree/master/src/main/archetype/dispatcher.ams) or on-premise).