diff --git a/README.md b/README.md
index 2237183..c56fd91 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@
 > 实现：无限循环轮播图
 
 ##12.8
+* UINavigationController
 * UINavigationBar
 * UITabBar