diff --git a/version.php b/version.php
index 299855816a..b71a1c4be1 100644
--- a/version.php
+++ b/version.php
@@ -40,6 +40,7 @@ $OC_VersionCanBeUpgradedFrom = [
 		'21.0' => true,
 	],
 	'owncloud' => [
+		'10.5' => true,
 	],
 ];