diff --git a/JinYuan.ControlCenter/JinYuan.ControlCenters.csproj b/JinYuan.ControlCenter/JinYuan.ControlCenters.csproj
index 7e59cb0..91c70e0 100644
--- a/JinYuan.ControlCenter/JinYuan.ControlCenters.csproj
+++ b/JinYuan.ControlCenter/JinYuan.ControlCenters.csproj
@@ -43,9 +43,6 @@
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\LargeSquareOne\Lib\JinYuan.CommunicationLib.dll</HintPath>
     </Reference>
-    <Reference Include="log4net">
-      <HintPath>.\log4net.dll</HintPath>
-    </Reference>
     <Reference Include="MiniExcel, Version=1.31.2.0, Culture=neutral, PublicKeyToken=e7310002a53eac39, processorArchitecture=MSIL">
       <HintPath>..\packages\MiniExcel.1.31.2\lib\net45\MiniExcel.dll</HintPath>
     </Reference>