diff --git a/VZFlexLayout/core/VZFlexNode.mm b/VZFlexLayout/core/VZFlexNode.mm
index db9065d..d8b31fb 100644
--- a/VZFlexLayout/core/VZFlexNode.mm
+++ b/VZFlexLayout/core/VZFlexNode.mm
@@ -456,20 +456,8 @@ - (UIEdgeInsets)resultPadding{
     };
 }
 
-- (void)prepareLayout
-{
-    for(VZFlexNode* node in self.childNodes)
-    {
-        [node prepareLayout];
-    }
-    
-}
-
 - (void)layout:(CGSize)constrainedSize{
     
-    //prepare layout递归
-    [self prepareLayout];
-    
     Flex_layout(_flex_node, constrainedSize.width, constrainedSize.height, [UIScreen mainScreen].scale);
     
 }