1 files changed, 1 insertions, 1 deletions

diff --git a/custom/uucp-notifyclient.nix b/custom/uucp-notifyclient.nix
index 2297d675..80027f2b 100644
--- a/custom/uucp-notifyclient.nix
+++ b/custom/uucp-notifyclient.nix
@@ -29,7 +29,7 @@ in {
   imports = [ ./notify-users.nix ];
 
   config = mkIf (cfg.remoteNodes != {}) {
-    assertions = map (user: { assertion = elem user config.services.notify-users; message = "Notification must be allowed for ${user}!"; }) (concatLists (mapAttrsToList (name: { allowedUsers, ... }: allowedUsers) cfg.remoteNodes));
+    assertions = map (user: { assertion = elem user config.services.notify-users; message = "Notification must be allowed for ${user}!"; }) (unique (concatLists (mapAttrsToList (name: { allowedUsers, ... }: allowedUsers) cfg.remoteNodes)));
 
     services.uucp.remoteNodes = mapAttrs (name: { allowedUsers, ... }: { commands = map (user: "notify-${user}") allowedUsers; }) cfg.remoteNodes;
     services.uucp.commandPath = [ config.security.wrapperDir ];