diff --git a/dblayer.php b/dblayer.php
index 861cb9d..fd775d5 100644
--- a/dblayer.php
+++ b/dblayer.php
@@ -816,7 +816,7 @@ class dblayer
         if ($n > 0)
          $req .= ",";
         $req .= $this->sep.$o[0].$this->sep;
-        if (isset ($o[1]) && $o[1] === "DESC")
+        if (isset ($o[1]) && strtoupper ($o[1]) === "DESC")
           $req .= " DESC";
         else
           $req .= " ASC";