diff --git a/README.md b/README.md
index 1c06682..4999b9c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 
 
-[![项目演示视频封面](42f880ff380f177b34985acfec2f611233.jpg)](https://www.bilibili.com/video/BV1RbNZ6TEKn/)
+[![项目演示视频封面](封面.jpg)](https://www.bilibili.com/video/BV1RbNZ6TEKn/)