diff --git a/nix/nixos-module/server/lxc-containers.nix b/nix/nixos-module/server/lxc-containers.nix
index 459f570..d31ba54 100644
--- a/nix/nixos-module/server/lxc-containers.nix
+++ b/nix/nixos-module/server/lxc-containers.nix
@@ -198,7 +198,7 @@ in
 
             lxc.mount.entry = /nix/store nix/store none bind,ro 0 0
             lxc.mount.entry = none tmp tmpfs defaults 0 0
-            lxc,mount.auto = proc:mixed sys:ro cgroup:mixed
+            lxc.mount.auto = proc:mixed sys:ro cgroup:mixed
 
             lxc.autodev = 1
             lxc.tty.max = 0