diff --git a/ITC81DB_2H/ITC81DB_2H.csproj b/ITC81DB_2H/ITC81DB_2H.csproj
index 6c9ab74..6a25c88 100644
--- a/ITC81DB_2H/ITC81DB_2H.csproj
+++ b/ITC81DB_2H/ITC81DB_2H.csproj
@@ -55,11 +55,11 @@
     <Reference Include="mscorlib" />
     <Reference Include="SmartXCommon, Version=3.2.4.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
-      <HintPath>C:\Program Files (x86)\HNS\Embedded SmartX Component\V3.2.4_V3대 마지막버전\SmartX3.2.4_IEC1000_DOTNETCF3.5수동설치파일\SmartXCommon.dll</HintPath>
+      <HintPath>C:\Program Files (x86)\HNS\Embedded SmartX Component\V3.2.4_20210120\SmartX3.2.4_IEC1000_DOTNETCF3.5수동설치파일\SmartXCommon.dll</HintPath>
     </Reference>
     <Reference Include="SmartX_IEC1000, Version=3.2.4.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
-      <HintPath>C:\Program Files (x86)\HNS\Embedded SmartX Component\V3.2.4_V3대 마지막버전\SmartX3.2.4_IEC1000_DOTNETCF3.5수동설치파일\SmartX_IEC1000.dll</HintPath>
+      <HintPath>C:\Program Files (x86)\HNS\Embedded SmartX Component\V3.2.4_20210120\SmartX3.2.4_IEC1000_DOTNETCF3.5수동설치파일\SmartX_IEC1000.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/ITC81DB_2H/bin/Release/ITC81DB_2H.exe b/ITC81DB_2H/bin/Release/ITC81DB_2H.exe
index 9c2ee21..6b2c8b5 100644
Binary files a/ITC81DB_2H/bin/Release/ITC81DB_2H.exe and b/ITC81DB_2H/bin/Release/ITC81DB_2H.exe differ
diff --git a/ITC81DB_2H/bin/Release/SmartXCommon.dll b/ITC81DB_2H/bin/Release/SmartXCommon.dll
index 2b8fa9d..4bd057b 100644
Binary files a/ITC81DB_2H/bin/Release/SmartXCommon.dll and b/ITC81DB_2H/bin/Release/SmartXCommon.dll differ
diff --git a/ITC81DB_2H/bin/Release/SmartX_IEC1000.dll b/ITC81DB_2H/bin/Release/SmartX_IEC1000.dll
index 11e2c64..1b97ada 100644
Binary files a/ITC81DB_2H/bin/Release/SmartX_IEC1000.dll and b/ITC81DB_2H/bin/Release/SmartX_IEC1000.dll differ
diff --git a/ITC81DB_2H/obj/Release/ITC81DB_2H.exe b/ITC81DB_2H/obj/Release/ITC81DB_2H.exe
index 9c2ee21..6b2c8b5 100644
Binary files a/ITC81DB_2H/obj/Release/ITC81DB_2H.exe and b/ITC81DB_2H/obj/Release/ITC81DB_2H.exe differ