diff --git a/src/Dibi/Translator.php b/src/Dibi/Translator.php
index b7a89f8e..0fb20f9d 100644
--- a/src/Dibi/Translator.php
+++ b/src/Dibi/Translator.php
@@ -372,6 +372,7 @@ final class Translator
 
 				case 'd':  // date
 				case 't':  // datetime
+				case 'dt': // datetime
 					if ($value === NULL) {
 						return 'NULL';
 					} else {