diff --git a/includes/sql-schema/update.php b/includes/sql-schema/update.php
index 154ac007c4..00add08f98 100644
--- a/includes/sql-schema/update.php
+++ b/includes/sql-schema/update.php
@@ -83,8 +83,8 @@ if ($handle = opendir($config['install_dir'].'/sql-schema')) {
 }
 
 asort($filelist);
-
-if (explode('.', max($filelist), 2)[0] <= $db_rev) {
+$tmp = explode('.', max($filelist), 2);
+if ($tmp[0] <= $db_rev) {
     if ($debug) {
         echo "DB Schema already up to date.\n";
     }