diff --git a/README.md b/README.md
index 3dc8700..660ae9c 100644
--- a/README.md
+++ b/README.md
@@ -480,7 +480,7 @@ Status DBImpl::Delete(const WriteOptions& options, const Slice& key) {
 ---
 
 
-### 7. **[持久化与恢复机制]()**
+### 7. **持久化与恢复机制**