diff --git a/_coverpage.md b/_coverpage.md
index ae9513f..fafb769 100644
--- a/_coverpage.md
+++ b/_coverpage.md
@@ -4,7 +4,7 @@
 
 * [Android开发](android/README.md)
 * [SpringBoot开发](springboot/)
-* [GIS相关](Gis/README.md)
+* [GIS相关](gis/README.md)
 * [开发语言](language/README.md)
 * [个人bolg搭建](other/README.md)