diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # knock: A port-knocking implementation in Rust
 
-![](https://raw.githubusercontent.com/TimothyYe/knock/master/images/knock.png)
+<img src="https://raw.githubusercontent.com/TimothyYe/knock/master/images/knock.png" width="600">
 
 ## What is port-knocking?
 
diff --git a/images/knock.png b/images/knock.png
index c76c067..cc9daf9 100644
Binary files a/images/knock.png and b/images/knock.png differ