diff --git a/docs/index.html b/docs/index.html
index 7387f79..cedfc37 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -43,7 +43,7 @@ see routes.txt for allocated domain.</p>
 
 <h2>Connection Graph</h2>
 
-<p><img src="https://raw.githubusercontent.com/NeoChen1024/NeoNetwork/master/nodes.png" alt="NeoNetwork Nodes" /></p>
+<p><img src="https://raw.githubusercontent.com/NeoChen1024/NeoNetwork/master/nodes.svg" alt="NeoNetwork Nodes" /></p>
 
 <h2>Files and Directories:</h2>