diff --git a/src/main/java/nlib/col/web/CartController.java b/src/main/java/nlib/col/web/CartController.java
index e8575b11..61eba0fb 100644
--- a/src/main/java/nlib/col/web/CartController.java
+++ b/src/main/java/nlib/col/web/CartController.java
@@ -61,7 +61,7 @@ public class CartController extends NlibCommonController
     
     @Resource(name = "cartService")
     private CartService cartService;
-
+ 
     @Resource(name = "collectionService") 
     private CollectionService collectionService;