diff --git a/index.xml b/index.xml
index d2351ce1..e008dfad 100644
--- a/index.xml
+++ b/index.xml
@@ -31,7 +31,7 @@ First create a file named be.</description>
       <pubDate>Wed, 23 Jan 2019 22:33:52 +0100</pubDate>
       <author>quantum.package@gmail.com</author>
       <guid>https://quantumpackage.github.io/qp2/page/tutorials/</guid>
-      <description>Installation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.</description>
+      <description>Hartree-Fock calculation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.</description>
     </item>
     
   </channel>
diff --git a/page/index.html b/page/index.html
index c5110b74..ce72bdfa 100644
--- a/page/index.html
+++ b/page/index.html
@@ -160,7 +160,7 @@ First create a file named be.
 
 <hr />
 
-<h1 id="installation">Installation</h1>
+<h1 id="hartree-fock-calculation">Hartree-Fock calculation</h1>
 
 
 <div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;">
diff --git a/page/index.xml b/page/index.xml
index 3245ac7a..c952ab79 100644
--- a/page/index.xml
+++ b/page/index.xml
@@ -31,7 +31,7 @@ First create a file named be.</description>
       <pubDate>Wed, 23 Jan 2019 22:33:52 +0100</pubDate>
       <author>quantum.package@gmail.com</author>
       <guid>https://quantumpackage.github.io/qp2/page/tutorials/</guid>
-      <description>Installation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.</description>
+      <description>Hartree-Fock calculation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.</description>
     </item>
     
   </channel>
diff --git a/page/tutorials/index.html b/page/tutorials/index.html
index 30e2e061..15b68ff4 100644
--- a/page/tutorials/index.html
+++ b/page/tutorials/index.html
@@ -8,9 +8,9 @@
   <title>Video Tutorials</title>
   <meta property="og:title" content="Video Tutorials" />
   <meta name="twitter:title" content="Video Tutorials" />
-  <meta name="description" content="Installation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.">
-  <meta property="og:description" content="Installation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.">
-  <meta name="twitter:description" content="Installation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.">
+  <meta name="description" content="Hartree-Fock calculation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.">
+  <meta property="og:description" content="Hartree-Fock calculation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.">
+  <meta name="twitter:description" content="Hartree-Fock calculation   In this tutorial, you will run a Hartree-Fock calculation on the HCN molecule.">
   <meta name="author" content=""/>
   <link href='https://quantumpackage.github.io/qp2/favicon' rel='icon' type='image/x-icon'/>
   <meta property="og:image" content="https://quantumpackage.github.io/qp2/img/QP2_circle.png" />
@@ -137,7 +137,7 @@
 
 <hr />
 
-<h1 id="installation">Installation</h1>
+<h1 id="hartree-fock-calculation">Hartree-Fock calculation</h1>
 
 
 <div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;">
diff --git a/src/content/page/Tutorials.md b/src/content/page/Tutorials.md
index f9231eec..063a916b 100644
--- a/src/content/page/Tutorials.md
+++ b/src/content/page/Tutorials.md
@@ -7,7 +7,7 @@ draft: false
 
 ---------------------
 
-# Installation
+# Hartree-Fock calculation
 
 {{< youtube KIl_xq-NRLo >}}