diff --git a/version.php b/version.php
index b33159e9f1e..882a1997d4e 100644
--- a/version.php
+++ b/version.php
@@ -41,7 +41,6 @@ $OC_VersionCanBeUpgradedFrom = [
 		'26.0' => true,
 	],
 	'owncloud' => [
-		'10.5' => true,
 		'10.11' => true,
 	],
 ];