diff --git a/modules/sv1.nix b/modules/sv1.nix
index e0d6d50..691bd36 100644
--- a/modules/sv1.nix
+++ b/modules/sv1.nix
@@ -106,8 +106,7 @@
       options = [
         "x-systemd.automount"
         "noauto"
-        "x-systemd"
-        "idle-timeout=60"
+        "x-systemd.idle-timeout=60"
         "x-systemd.device-timeout=5s"
         "x-systemd.mount-timeout=5s"
         "credentials=${config.sops.templates.sb1-credentials.path}"