diff --git a/nixos/arion-openclaw/arion-compose.nix b/nixos/arion-openclaw/arion-compose.nix
index 014375d..8a21a42 100644
--- a/nixos/arion-openclaw/arion-compose.nix
+++ b/nixos/arion-openclaw/arion-compose.nix
@@ -18,6 +18,7 @@
         ports = [ "127.0.0.1:4310:4310" ];
         environment = {
           PORT = "4310";
+          UI_BIND_ADDRESS = "0.0.0.0";
           OPENCLAW_HOME = "/root/.openclaw";
         };
         command = [