diff --git a/modules/openclaw.nix b/modules/openclaw.nix
index d143025..5f681d1 100644
--- a/modules/openclaw.nix
+++ b/modules/openclaw.nix
@@ -92,7 +92,7 @@ in
 
         ExecStartPre = [
           "${pkgs.coreutils}/bin/mkdir -p ${configDir} ${dataDir} ${workspaceDir}"
-          "${pkgs.coreutils}/bin/cp -n /etc/openclaw/openclaw.json ${configDir}/ || true"
+          "${pkgs.bash}/bin/bash -c 'cp -n /etc/openclaw/openclaw.json ${configDir}/ || true'"
         ];
 
         ExecStart = "${pkgs.nodejs_22}/bin/npx openclaw gateway start --port ${toString cfg.port}";