diff --git a/mod/workshop/allocation/manual/renderer.php b/mod/workshop/allocation/manual/renderer.php
index ab04d19a14f..be35c483c5b 100644
--- a/mod/workshop/allocation/manual/renderer.php
+++ b/mod/workshop/allocation/manual/renderer.php
@@ -190,6 +190,6 @@ class workshopallocation_manual_renderer extends plugin_renderer_base  {
      * @return html code to be displayed
      */
     protected function remove_allocation_icon($link) {
-        return $this->output->action_icon($link, new pix_icon('i/cross_red_big', 'X'));
+        return $this->output->action_icon($link, new pix_icon('t/delete', 'X'));
     }
 }