I dunno what I was doing

config/general.php

@@ -1,5 +1,5 @@
 <?php
 $latestVersion = "1.5.2";
 $latestBetaVersion = "1.6-dev";
-$allowedVersions = [$latestVersion, $allowedVersions];
-$allowedDatabaseVersions = [$latestVersion, $allowedVersions];
+$allowedVersions = [$latestVersion, $latestBetaVersion];
+$allowedDatabaseVersions = [$latestVersion, $latestBetaVersion];