diff --git a/README.md b/README.md
index 5fa5d0ba..69b93aa8 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@
 | &emsp;&emsp;&emsp;Java&emsp;&emsp;&emsp;<br>[:coffee:](#coffee-java) | &emsp;&emsp;&emsp;系统设计&emsp;&emsp;&emsp;<br>[:bulb:](#bulb-系统设计) | &emsp;&emsp;&emsp;&emsp;工具&emsp;&emsp;&emsp;&emsp;<br>[:hammer:](#hammer-工具) | &emsp;&emsp;&emsp;编码实践&emsp;&emsp;&emsp;<br>[:speak_no_evil:](#speak_no_evil-编码实践) | &emsp;&emsp;&emsp;后记 &emsp;&emsp;&emsp;<br>[:memo:](#memo-后记) |
 -->
 
-[🎁 面试进阶专栏限时优惠](https://xiaozhuanlan.com/CyC2018)
+[🎁 面试进阶专栏限时优惠，更能加入知识星球~](https://xiaozhuanlan.com/CyC2018)
 
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