diff --git a/README_gc.md b/README_gc.md
index 5c8209c..9626c6f 100644
--- a/README_gc.md
+++ b/README_gc.md
@@ -37,3 +37,4 @@ Golang 编程：245386165
 |2015-12-22|15.4
 |2015-12-25|14.1
 |2015-12-28|14.2
+|2015-12-30|14.3 14.4