diff --git a/billard/templates/billard/location_index.html b/billard/templates/billard/location_index.html
index 545fd53..c3384c6 100644
--- a/billard/templates/billard/location_index.html
+++ b/billard/templates/billard/location_index.html
@@ -23,7 +23,7 @@
         </tr>
 {% for loc in location_list %}
         <tr>
-            <td><a href="{% url 'billard:location_detail' loc.id %}" class="btn btn-primary">{{ loc.code|default_if_none:"" }}</a></td>
+            <td><a href="{% url 'billard:location_detail' loc.id %}" class="btn btn-outline-primary">{{ loc.code|default_if_none:"" }}</a></td>
             <td>{{ loc.name|default_if_none:"" }}</td>
             <td>{{ loc.street|default_if_none:"" }}</td>
             <td>{{ loc.plz|default_if_none:"" }}</td>