diff --git a/README.md b/README.md
index 372d17b..07f9c4e 100644
--- a/README.md
+++ b/README.md
@@ -5,11 +5,11 @@ A single-file Vim plugin manager.
 
 ### Parallel update
 
-![](https://raw.github.com/junegunn/vim-plug/gif/parallel.gif)
+![](https://raw.github.com/junegunn/vim-plug/master/gif/parallel.gif)
 
 ### Serial update
 
-![](https://raw.github.com/junegunn/vim-plug/gif/serial.gif)
+![](https://raw.github.com/junegunn/vim-plug/master/gif/serial.gif)
 
 ### Pros.
 
diff --git a/gif/serial.gif b/gif/serial.gif
index cb5da7e..b5c8dba 100644
Binary files a/gif/serial.gif and b/gif/serial.gif differ