diff --git a/home/firefox/work.nix b/home/firefox/work.nix
index 4e4d803b..664d9610 100644
--- a/home/firefox/work.nix
+++ b/home/firefox/work.nix
@@ -36,6 +36,11 @@
             tags = ["admin"];
             url = "https://ubw.unit4cloud.com/uk_aea_prod_web";
           }
+          {
+            name = "Marval";
+            tags = ["support" "helpdesk"];
+            url = "https://marval.service.ukaea.uk/MSMSelfService/Index.aspx";
+          }
           {
             name = "JET homepage";
             tags = ["JET"];