diff --git a/README.md b/README.md
index 916e80b..08baeb6 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-## learn-java
+## learn- Corejava (J2SE)
 example of learn java
 
 algorithm has moved to [learn-algorithm](https://github.com/wcong/learn-algorithm)