diff --git a/composer.json b/composer.json
index 176543b..50a4e7f 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
 	"name" : "windwork/db",
 	"description" : "windwork db component.Windwork MySQL数据库访问组件",
-	"version" : "0.7.1",
+	"version" : "0.7.2",
 	"require" : {
 		"php" : ">=5.5.0",
 		"ext-pdo_mysql" : "*"