diff --git a/CRM/Upgrade/Form.php b/CRM/Upgrade/Form.php
index 9da28740a5ab..e139f1ba6fbe 100644
--- a/CRM/Upgrade/Form.php
+++ b/CRM/Upgrade/Form.php
@@ -310,19 +310,6 @@ public function getRevisionSequence() {
     return $revList;
   }
 
-  /**
-   * @param $rev
-   * @param int $index
-   *
-   * @return null
-   */
-  public static function getRevisionPart($rev, $index = 1) {
-    $revPattern = '/^((\d{1,2})\.\d{1,2})\.(\d{1,2}|\w{4,7})?$/i';
-    preg_match($revPattern, $rev, $matches);
-
-    return array_key_exists($index, $matches) ? $matches[$index] : NULL;
-  }
-
   /**
    * @param $tplFile
    * @param $rev