diff --git a/themes/default/index.html.j2 b/themes/default/index.html.j2
index c49eea1..82a62a1 100644
--- a/themes/default/index.html.j2
+++ b/themes/default/index.html.j2
@@ -9,9 +9,20 @@
     <body>
         <h1>{{ title }}</h1>
         <p id="intro">{{ presentation }}</p>
+        {%- set ns = namespace(cur_month="") -%} 
+            {%- for key, page in pages.items()|sort(attribute='1.date', reverse = true) -%}
+                {%- set month = page.date.strftime('%Y-%m') -%}
+                
+                {%- if ns.cur_month != month -%}
+                    {%- if ns.cur_month != "" %}
+        </ul>      
+                    {%- endif%}
+        <h2>{{ month }}</h2>
         <ul>
-            {% for key, page in pages.items()|sort(attribute='1.date', reverse = true) %}
-            <li>{{ page.date }} : <a href="./pages/{{ key }}.html">{{ page.title }}</a>{% endfor %}
+                {%- endif -%}
+                {%- set ns.cur_month = month %}
+            <li>{{ page.date.strftime('%d')}} : <a href="./pages/{{ key }}.html">{{ page.title }}</a>
+            {%- endfor %}
         </ul>
     </body>
 </html>
\ No newline at end of file
