diff --git a/templates/client.tpl b/templates/client.tpl
index 07731e2..6b8db5b 100644
--- a/templates/client.tpl
+++ b/templates/client.tpl
@@ -44,7 +44,7 @@
     {if empty($client.telephone)}
         <em>(Non renseigné)</em>
     {else}
-        <a href="tel:{$client.telephone}">{$client.telephone}</a>
+        <a href="tel:{$client.telephone}">{$client.telephone|format_phone_number}</a>
     {/if}
     </dd>