Update upgrade.md

packages/documentation-site/patternfly-docs/content/get-started/upgrade.md

@@ -6,7 +6,7 @@ section: get-started
 ---
 import { Alert } from '@patternfly/react-core';
 
-<Alert variant="info" isInline title="Before you upgrade"> Make sure that you have already completed [the PatternFly 5 upgrade](https://www.patternfly.org/get-started/upgrade) before attempting to support PatternFly 6. This will ensure that your product has addressed any necessary changes from our previous release.
+<Alert variant="info" isInline title="Before you upgrade"> Make sure that you have already completed [the PatternFly 5 upgrade](https://v5-archive.patternfly.org/get-started/upgrade) before attempting to support PatternFly 6. This will ensure that your product has addressed any necessary changes from our previous release.
 </Alert>
 
 PatternFly 6 introduces exciting new features and functionality, as described in [our release highlights](/get-started/release-highlights). To support these new offerings, we've introduced a long list of changes, the details of which can be found in [our major release notes](/get-started/upgrade/release-notes). 
@@ -121,4 +121,4 @@ There are a few test failures that you're likely to encounter:
 1. **Select (when using React Testing Library):** Cannot find `role`
     - You may get an "unable to find role" error if the Popper menu is set to `aria-disabled` after a selection is made, because the React Testing Library query can't find the menu options. This error only seems to occur in unit tests, rather than within the browser. To resolve this, either: 
         - Pass in the `{hidden: true}` option. 
-        - Change select's `appendTo` to `inline`.
+        - Change select's `appendTo` to `inline`.