diff --git a/docs/faststart.md b/docs/faststart.md
index d734d18..eb56d40 100644
--- a/docs/faststart.md
+++ b/docs/faststart.md
@@ -1 +1 @@
-<img src="http://github.com/snail007/goproxy/raw/master/docs/images/image001.jpg"/>
+<img src="https://github.com/snail007/goproxy/blob/master/docs/images/image001.png?raw=true"/>