diff --git a/README.txt b/README.txt
index 28f4afae4bbe4ae45bc9e9b543471ab563c871ab..923f0789bc38ad4295a4a95d23522d532d65d4b0 100644
--- a/README.txt
+++ b/README.txt
@@ -17,13 +17,13 @@ Installation
 Copy the 'googleanalytics' module directory in to your Drupal
 sites/all/modules directory as usual.
 
-Upgrading from 1.x
-==================
-If you upgrade from 1.x (ga.js) to 2.x (analytics.js) you should verify if you
-used custom variables. Write down your settings or make a screenshot. You need
-to re-configure the settings to use custom dimensions or metrics. There is no
-automatic upgrade path for custom variables feature. All other module settings
-are upgraded automatically.
+Upgrading from 6.x-3.x
+======================
+If you upgrade from 6.x-3.x (ga.js) to 6.x-4.x (analytics.js) you should verify
+if you used custom variables. Write down your settings or make a screenshot. You
+need to re-configure the settings to use custom dimensions or metrics. There is
+no automatic upgrade path for custom variables feature. All other module
+settings are upgraded automatically.
 
 See https://support.google.com/analytics/answer/2795983?hl=en for more details.