diff --git a/lib/templates/email/ionos/listItem.html b/lib/templates/email/ionos/listItem.html
index 514d4f7..3f96cc5 100644
--- a/lib/templates/email/ionos/listItem.html
+++ b/lib/templates/email/ionos/listItem.html
@@ -24,7 +24,7 @@
                                 <td width="15">
                                     <p style="padding:2px 0 0 0;margin:0;text-align:left;line-height:20px">
 										<!-- List item icon -->
-										<span style="color:#000000;fill:#000000;filter:brightness(0) saturate(100%) invert(0%);">%s</span>
+										<span style="color:#000000;fill:#000000;filter:brightness(0) saturate(100%%) invert(0%%);">%s</span>
                                     </p>
                                 </td>
                                 <td class="w-10 minw-10" style="min-width:10px;width:10px;line-height:1px;font-size:0px">