diff --git a/index.php b/index.php
index bd9322c..9213a1b 100644
--- a/index.php
+++ b/index.php
@@ -708,7 +708,7 @@ function getTwVersion($wikiFileText) {
 	return $match;
 }
 define("EARLIEST_TESTED_VERSION", 20600);
-define("LATEST_TESTED_VERSION", 20904);
+define("LATEST_TESTED_VERSION", 21000);
 function isSupportedTwVersion($versionParts) {
 
 	if(!$versionParts)