diff --git a/readme.txt b/readme.txt
index ab6e24d..8644d44 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,7 +3,7 @@ Contributors: philipjohn
 Donate link: http://www.mysociety.org/donate
 Tags: theyworkforyou, democracy, politics
 Requires at least: 3.8.1
-Tested up to: 4.0
+Tested up to: 5.8.1
 Stable tag: 0.4.2
 License: WTFPL
 License URI: http://wtfpl.net