diff --git a/src/Ch04_Understanding_Ownership.md b/src/Ch04_Understanding_Ownership.md
index 3ce561e..908c44b 100644
--- a/src/Ch04_Understanding_Ownership.md
+++ b/src/Ch04_Understanding_Ownership.md
@@ -1,4 +1,4 @@
-# 掌握 Rust 中的所有权
+# 掌握所有权
 
 **Understanding Ownership**