diff --git a/src/pretix/presale/templates/pretixpresale/event/fragment_cart.html b/src/pretix/presale/templates/pretixpresale/event/fragment_cart.html
index afa2097cba..47c0ea6f92 100644
--- a/src/pretix/presale/templates/pretixpresale/event/fragment_cart.html
+++ b/src/pretix/presale/templates/pretixpresale/event/fragment_cart.html
@@ -507,7 +507,7 @@
             </p>
             <p>
                 <button class="btn btn-default" type="submit" id="cart-extend-button" aria-describedby="cart-deadline">
-                    <i class="fa fa-refresh" aria-hidden="true"></i> {% trans "Renew reservation" %}
+                    {% icon "refresh" %} {% trans "Renew reservation" %}
                 </button>
             </p>
         </form>