diff --git a/mod/desktop/software/default.nix b/mod/desktop/software/default.nix
index fc4ea3f..222772a 100644
--- a/mod/desktop/software/default.nix
+++ b/mod/desktop/software/default.nix
@@ -8,6 +8,8 @@
 let
   cfg = config.hd.desktop.software;
   inherit (lib) mkIf;
+
+  firefox-syncserver-url = "https://firefox-syncserver.roam.hdohmen.de/1.0/sync/1.5";
 in
 {
   imports = [ ./development.nix ];
@@ -80,6 +82,7 @@ in
           "browser.topsites.contile.enabled" = false;
           "browser.newtabpage.activity-stream.feeds.topsites" = false;
           "browser.newtabpage.activity-stream.showSponsoredTopSites" = false;
+          "identity.sync.tokenserver.uri" = firefox-syncserver-url;
         };
       };
     };
@@ -118,7 +121,7 @@ in
         enable = true;
         settings = {
           "identity.fxaccounts.enabled" = true;
-          "identity.sync.tokenserver.uri" = "https://firefox-syncserver.roam.hdohmen.de/1.0/sync/1.5";
+          "identity.sync.tokenserver.uri" = firefox-syncserver-url;
           "privacy.resistFingerprinting" = true;
           "signon.rememberSignons" = false;
           "signon.autofillForms" = false;