diff --git a/_config.yml b/_config.yml
index 6cf5c04..00b3eb8 100644
--- a/_config.yml
+++ b/_config.yml
@@ -18,9 +18,9 @@ defaults:
         scope:
             path: ""
         values:
-            image: /img/profile_icon_128x128.jpg
-            width: 128
-            height: 128
+            image: /img/profile_icon_300x200.jpg
+            width: 300
+            height: 200
 markdown: kramdown
 kramdown:
     syntax_highlighter: rouge