diff --git a/yong-zhou/ling-ling/fen-xiang-cun/index.md b/yong-zhou/ling-ling/fen-xiang-cun/index.md
index ad74443..168f9c4 100644
--- a/yong-zhou/ling-ling/fen-xiang-cun/index.md
+++ b/yong-zhou/ling-ling/fen-xiang-cun/index.md
@@ -18,4 +18,6 @@
 
 [chapter 02](chapter-02.md ':include')
 
-[chapter 03](chapter-03.md ':include')
\ No newline at end of file
+[chapter 03](chapter-03.md ':include')
+
+[chapter 04](chapter-04.md ':include')
\ No newline at end of file