diff --git a/index.gv b/index.gv
index d198321..c0115df 100644
--- a/index.gv
+++ b/index.gv
@@ -369,7 +369,7 @@ forge_marc_keys [shape="plaintext", margin="0", label=<
 <tr><td bgcolor="#603000" href="https://keyoxide.org/.well-known/aspe/id/WUD5YVN52J3RJ6CD4ZCWYL6S54">keyoxide.org</td></tr>
 <tr><td bgcolor="#303030" border="0">OpenPGP</td></tr>
 <tr><td bgcolor="#603000" href="https://keys.openpgp.org/search?q=marc@beninca.link">keys.openpgp.org</td></tr>
-<tr><td bgcolor="#603000" href="https://keyserver.ubuntu.com/pks/lookup?op=get&search=marc@beninca.link">keyserver.ubuntu.com</td></tr>
+<tr><td bgcolor="#603000" href="https://keyserver.ubuntu.com/pks/lookup?op=get%26search=marc@beninca.link">keyserver.ubuntu.com</td></tr>
 <tr><td bgcolor="#603000" href="https://meta.sr.ht/~marc_beninca.pgp">meta.sr.ht</td></tr>
 </table>>]