diff --git a/链表/README.md b/链表/README.md
index 714a1fe..8ce3769 100644
--- a/链表/README.md
+++ b/链表/README.md
@@ -18,7 +18,7 @@
 ```
 typedef int Value
 typedef struct Entry{
-	struct Entry *next,prev;
+	struct Entry *next,*prev;
 	Value value;
 }DoubleLink;