diff --git a/layouts/partials/webmentions.html b/layouts/partials/webmentions.html
index 3397bf8..a23081f 100644
--- a/layouts/partials/webmentions.html
+++ b/layouts/partials/webmentions.html
@@ -8,4 +8,5 @@
 </form>
 </main>
 {{ $webmentionjs := resources.Get "js/webmention.min.js" }}
-<script src="{{ $webmentionjs.Permalink }}" async></script>
\ No newline at end of file
+{{ $aliasesCombined := delimit (apply .Aliases "absURL" ".") "|" }}
+<script src="{{ $webmentionjs.Permalink }}" {{ printf "add-urls=%s" $aliasesCombined | safeHTMLAttr }} async></script>