diff --git a/apps/trading_engine/lib/trading_engine/risk_manager.ex b/apps/trading_engine/lib/trading_engine/risk_manager.ex
index 0bfb6de..69a753a 100644
--- a/apps/trading_engine/lib/trading_engine/risk_manager.ex
+++ b/apps/trading_engine/lib/trading_engine/risk_manager.ex
@@ -49,7 +49,7 @@ defmodule TradingEngine.RiskManager do
   defp check_position_size(_, _), do: :ok
 
   @spec check_daily_loss(map()) :: :ok | {:error, String.t()}
-  defp check_daily_loss(state) do
+  defp check_daily_loss(_state) do
     # This would need to query database for today's trades
     # For now, simplified implementation
     :ok