diff --git a/README.md b/README.md
index 3ac09bf..ea1efb9 100644
--- a/README.md
+++ b/README.md
@@ -161,7 +161,7 @@ Example:
   The directory where [Lucene](https://lucene.apache.org/) search indexes should
   be stored. Defaults to `index` under the Confluence home directory.
 
-* `ATL_LICENSE_KEY` (from Confluence 7.8 onwards)
+* `ATL_LICENSE_KEY` (from Confluence 7.9 onwards)
 
   The Confluence license string. Providing this will remove the need to supply it through the web startup screen.