diff --git a/index.html b/index.html
index 35507ad..a64f80e 100644
--- a/index.html
+++ b/index.html
@@ -9,14 +9,24 @@
   <link rel="icon" href="web/favicon.png">
   <link rel="stylesheet" href="web/default.min.css">
   <link href="https://netdna.bootstrapcdn.com/font-awesome/3.2.1/css/font-awesome.css" rel="stylesheet">
+
   <meta name="twitter:card" content="summary_large_image">
   <meta name="twitter:title" content="Comprehensive Python Cheatsheet">
   <meta name="twitter:description" content="Exhaustive, simple, beautiful and concise. A truly Pythonic cheat sheet about Python programming language.">
   <meta name="twitter:image" content="https://gto76.github.io/python-cheatsheet/web/image_social_3.png">
+
+  <meta property="og:url" content="https://gto76.github.io/python-cheatsheet/">
+  <meta property="og:title" content="Comprehensive Python Cheatsheet">
+  <meta property="og:description" content="Exhaustive, simple, beautiful and concise. A truly Pythonic cheat sheet about Python programming language.">
+  <meta property="og:site_name" content="gto76.github.io">
+  <meta property="og:image" content="https://gto76.github.io/python-cheatsheet/web/image_social_3.png">
+
+  <meta itemprop="url" content="https://gto76.github.io/python-cheatsheet/">
   <meta itemprop="name" content="Comprehensive Python Cheatsheet">
   <meta itemprop="description" content="Exhaustive, simple, beautiful and concise. A truly Pythonic cheat sheet about Python programming language.">
   <meta itemprop="image" content="https://gto76.github.io/python-cheatsheet/web/image_social_3.png">
-  <meta name="google-site-verification" content="w3rvuG0D1kUm_w20qsJecSEZh59Am8jK4eSPVU83e_M" />
+
+  <meta name="google-site-verification" content="w3rvuG0D1kUm_w20qsJecSEZh59Am8jK4eSPVU83e_M">
   <meta name="viewport" id="viewport-meta">
 </head>
 
@@ -3004,4 +3014,5 @@ $ pyinstaller script.py --add-data '&lt;path&gt;:.'  <span class="hljs-comment">
   <script src="web/covid_deaths.js"></script>
   <script src="web/covid_cases.js"></script>
 </body>
+
 </html>
diff --git a/web/template.html b/web/template.html
index 3ebd56a..2053a5f 100644
--- a/web/template.html
+++ b/web/template.html
@@ -9,14 +9,24 @@
   <link rel="icon" href="web/favicon.png">
   <link rel="stylesheet" href="web/default.min.css">
   <link href="https://netdna.bootstrapcdn.com/font-awesome/3.2.1/css/font-awesome.css" rel="stylesheet">
+
   <meta name="twitter:card" content="summary_large_image">
   <meta name="twitter:title" content="Comprehensive Python Cheatsheet">
   <meta name="twitter:description" content="Exhaustive, simple, beautiful and concise. A truly Pythonic cheat sheet about Python programming language.">
   <meta name="twitter:image" content="https://gto76.github.io/python-cheatsheet/web/image_social_3.png">
+
+  <meta property="og:url" content="https://gto76.github.io/python-cheatsheet/">
+  <meta property="og:title" content="Comprehensive Python Cheatsheet">
+  <meta property="og:description" content="Exhaustive, simple, beautiful and concise. A truly Pythonic cheat sheet about Python programming language.">
+  <meta property="og:site_name" content="gto76.github.io">
+  <meta property="og:image" content="https://gto76.github.io/python-cheatsheet/web/image_social_3.png">
+
+  <meta itemprop="url" content="https://gto76.github.io/python-cheatsheet/">
   <meta itemprop="name" content="Comprehensive Python Cheatsheet">
   <meta itemprop="description" content="Exhaustive, simple, beautiful and concise. A truly Pythonic cheat sheet about Python programming language.">
   <meta itemprop="image" content="https://gto76.github.io/python-cheatsheet/web/image_social_3.png">
-  <meta name="google-site-verification" content="w3rvuG0D1kUm_w20qsJecSEZh59Am8jK4eSPVU83e_M" />
+
+  <meta name="google-site-verification" content="w3rvuG0D1kUm_w20qsJecSEZh59Am8jK4eSPVU83e_M">
   <meta name="viewport" id="viewport-meta">
 </head>
 
@@ -235,4 +245,5 @@ pre.prettyprint {
   <script src="web/covid_deaths.js"></script>
   <script src="web/covid_cases.js"></script>
 </body>
+
 </html>