diff --git a/backend/app/config.py b/backend/app/config.py
index fea9dcf..249bf3d 100644
--- a/backend/app/config.py
+++ b/backend/app/config.py
@@ -212,8 +212,8 @@ class Settings(BaseSettings):
     hyperliquid_trading_enabled: bool = False  # Hyperliquid 实盘交易开关（默认关闭）
 
     # Hyperliquid 环境变量（由 clawfi-hyperliquid-skill 安装脚本注入）
-    # CLAWFI_WALLET_ADDRESS - 主钱包地址
-    # CLAWFI_PRIVATE_KEY - Agent 专用私钥
+    clawfi_wallet_address: Optional[str] = None  # 主钱包地址
+    clawfi_private_key: Optional[str] = None  # Agent 专用私钥
 
     # Hyperliquid 风险控制
     hyperliquid_max_total_leverage: float = 10.0  # 总杠杆上限（≤10x，ClawFi 强制规则）
diff --git a/backend/app/services/hyperliquid_trading_service.py b/backend/app/services/hyperliquid_trading_service.py
index 63447a0..908f7ff 100644
--- a/backend/app/services/hyperliquid_trading_service.py
+++ b/backend/app/services/hyperliquid_trading_service.py
@@ -28,14 +28,14 @@ class HyperliquidTradingService:
 
         self.settings = get_settings()
 
-        # 从环境变量加载认证信息
-        self.wallet_address = os.getenv("CLAWFI_WALLET_ADDRESS")
-        self.private_key = os.getenv("CLAWFI_PRIVATE_KEY")
+        # 从 settings 加载认证信息
+        self.wallet_address = self.settings.clawfi_wallet_address
+        self.private_key = self.settings.clawfi_private_key
 
         if not self.wallet_address or not self.private_key:
             raise ValueError(
-                "缺少 Hyperliquid 认证信息。请运行: "
-                "npx clawfi-hyperliquid-skill --wallet=0x... --key=0x..."
+                "缺少 Hyperliquid 认证信息。请在 .env 中设置: "
+                "CLAWFI_WALLET_ADDRESS 和 CLAWFI_PRIVATE_KEY"
             )
 
         # 风控配置