diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@
 * [Custom 404 page](http://mmistakes.github.io/minimal-mistakes/404.html) to get you started.
 * Stylesheets for Pygments and Coderay [syntax highlighting](http://mmistakes.github.io/minimal-mistakes/articles/code-highlighting-post/) to make your code examples look snazzy.
 
-![screenshot of Minimal Mistakes theme](http://mmistakes.github.io/minimal-mistakes/images/mm-theme-post-600.jpg)
+![screenshot of Minimal Mistakes theme](http://mmistakes.github.io/minimal-mistakes/images/mm-theme-post-750.jpg)
 
 General notes and suggestions for customizing Minimal Mistakes.
 
diff --git a/images/mm-theme-post-750.jpg b/images/mm-theme-post-750.jpg
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Binary files /dev/null and b/images/mm-theme-post-750.jpg differ