diff --git a/Installing-Invoice-Ninja.md b/Installing-Invoice-Ninja.md
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@@ -1,5 +1,6 @@
 # Installation. (release tag v5.0)
 
+* The new Invoice Ninja has been completely rewritten so do not overwrite your old InvoiceNinja setup with these file, create a completely new virtual host.
 * Download the release [here](https://github.com/invoiceninja/invoiceninja/archive/v5.0.1.zip)
 * Unzip the folder and configure a virtual host with your webserver of choice.
 * Set a cron job for the scheduler.