diff --git a/_includes/head.html b/_includes/head.html
index 001e2b4..1f430ae 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -9,31 +9,31 @@
     </script>
 
     <title>{{page.title}} | Web Technologies and Productivity Hacks | {{site.title}}</title>
-    <meta name="description" content="Learn how to use the best and latest web technologies to boost your productivity.">
-    <meta charset="utf-8">
-    <meta http-equiv="X-UA-Compatible" content="IE=edge">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <meta name="description" content="Learn how to use the best and latest web technologies to boost your productivity." />
+    <meta charset="utf-8" />
+    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
 
     <!-- Schema.org markup for Google+ -->
-    <meta itemprop="name" content="{{ page.title }}">
-    <meta itemprop="description" content="{{ page.description }}">
-    <meta itemprop="image" content="{{ '/assets/images/' | absolute_url }}{{ page.image }}"> 
+    <meta itemprop="name" content="{{ page.title }}" />
+    <meta itemprop="description" content="{{ page.description }}" />
+    <meta itemprop="image" content="{{ '/assets/images/' | absolute_url }}{{ page.image }}.jpg" />
 
     <!-- Twitter Card data -->
-    <meta name="twitter:card" content="summary_large_image">
-    <meta name="twitter:site" content="@fullhackerblog">
-    <meta name="twitter:title" content="{{ page.title}}">
-    <meta name="twitter:description" content="{{ page.description }}">
-    <meta name="twitter:creator" content="@ayoayco_public">
+    <meta name="twitter:card" content="summary_large_image" />
+    <meta name="twitter:site" content="@fullhackerblog" />
+    <meta name="twitter:title" content="{{ page.title}}" />
+    <meta name="twitter:description" content="{{ page.description }}" />
+    <meta name="twitter:creator" content="@ayoayco_public" />
     <!-- Twitter summary card with large image must be at least 280x150px -->
-    <meta name="twitter:image:src" content="{{ '/assets/images/' | absolute_url }}{{ page.image }}">
+    <meta name="twitter:image:src" content="{{ '/assets/images/' | absolute_url }}{{ page.image }}.jpg" />
 
      <!-- Open Graph data -->
     <meta property="og:title" content="{{ page.title }}" />
     {% if page.type == "post" %}
     <meta property="og:type" content="article" />{% else %}<meta property="og:type" content="website" />{% endif %}
     <meta property="og:url" content="{{ page.url | absolute_url }}" />
-    <meta property="og:image" content="{{ '/assets/images/' | absolute_url }}{{ page.image }}" />
+    <meta property="og:image" content="{{ '/assets/images/' | absolute_url }}{{ page.image }}.jpg" />
     <meta property="og:description" content="{{ page.description }}" />
     <meta property="og:site_name" content="Full Hacker" />
     <meta property="fb:admins" content="748355687" />
diff --git a/index.md b/index.md
index ad5a4e2..8a5b002 100644
--- a/index.md
+++ b/index.md
@@ -7,5 +7,5 @@ layout: "home"
 type: "home"
 title: "Full Hacker: Web Technologies and Productivity Hacks"
 description: "Full hacker is a place to learn new web technologies and productivity hacks."
-image: "hello-world.jpg"
+image: "hello-world"
 ---