diff --git a/setup/upgrade/lib/UpgradeItems.inc.php b/setup/upgrade/lib/UpgradeItems.inc.php
index 2e5e3fc..0aa4fe5 100644
--- a/setup/upgrade/lib/UpgradeItems.inc.php
+++ b/setup/upgrade/lib/UpgradeItems.inc.php
@@ -335,7 +335,7 @@ class SQLUpgradeItem extends UpgradeItem {
             $phase = 0;
             return array($fromVersion, $toVersion, $description, $phase);
         }
-        $matched = preg_match('#^([\d.]*)/(?:(\d*)-)?(.*)\.sql$#', $path, $matches);
+        $matched = preg_match('#^([\d\.-]*)/(?:(\d*)-)?(.*)\.sql$#', $path, $matches);
         //$matched = preg_match('#^([\d.]*)/(?:(\d*)-)?(.*):(?:(\d*))\.sql$#', $path, $matches);
         if ($matched != 0) {
             $fromVersion = $matches[1];