diff --git a/in/en/index.html b/in/en/index.html
index b9380b9..6bf5803 100644
--- a/in/en/index.html
+++ b/in/en/index.html
@@ -42,12 +42,12 @@
 <tr>
 <th><a href="../en">English</a></th>
 <td class="logo"><img class="logo" src="../img/en.png" alt="American flag"></td>
-<td>C2</td>
+<td><a href="https://en.wikipedia.org/wiki/Common_European_Framework_of_Reference_for_Languages#Common_reference_levels">C 2</a></td>
 </tr>
 <tr>
 <th><a href="../fr">French</a></th>
 <td class="logo"><img class="logo" src="../img/fr.png" alt="French flag"></td>
-<td>C2</td>
+<td><a href="https://en.wikipedia.org/wiki/Common_European_Framework_of_Reference_for_Languages#Common_reference_levels">C 2</a></td>
 </tr>
 </tbody></table>
 </section>
diff --git a/in/fr/index.html b/in/fr/index.html
index c706be0..49ecd7d 100644
--- a/in/fr/index.html
+++ b/in/fr/index.html
@@ -42,12 +42,12 @@
 <tr>
 <th><a href="../en">Anglais</a></th>
 <td class="logo"><img class="logo" src="../img/en.png" alt="Drapeau américain"></td>
-<td>C2</td>
+<td><a href="https://fr.wikipedia.org/wiki/Cadre_européen_commun_de_référence_pour_les_langues#Échelle_globale">C 2</a></td>
 </tr>
 <tr>
 <th><a href="../fr">Français</a></th>
 <td class="logo"><img class="logo" src="../img/fr.png" alt="Drapeau français"></td>
-<td>C2</td>
+<td><a href="https://fr.wikipedia.org/wiki/Cadre_européen_commun_de_référence_pour_les_langues#Échelle_globale">C 2</a></td>
 </tr>
 </tbody></table>
 </section>