diff --git a/Software/Resources/常用_URL.md b/Software/Resources/常用_URL.md
index 9e8f2b3..785a5b9 100644
--- a/Software/Resources/常用_URL.md
+++ b/Software/Resources/常用_URL.md
@@ -22,6 +22,6 @@
 
 ## Linux 学习
 
-[The Linux Kernel documentation](https://www.kernel.org/doc/html/latest/index.html)
+[The Linux Kernel documentation](https://www.kernel.org/doc/html/latest/index.html)  
 [蜗窝科技](http://www.wowotech.net/)  
 [IBM developerWorks](https://www.ibm.com/developerworks/cn/)