Index: wp-includes/theme.php
===================================================================
--- wp-includes/theme.php	(revision 19847)
+++ wp-includes/theme.php	(working copy)
@@ -1005,6 +1007,7 @@
 
 	$templates = array();
 
+	$templates[] = "single-{$object->post_type}-{$object->post_name}.php";
 	$templates[] = "single-{$object->post_type}.php";
 	$templates[] = "single.php";