diff --git a/WeChatFerry/sdk/SDK.vcxproj b/WeChatFerry/sdk/SDK.vcxproj
index 0246e85..054ecc1 100644
--- a/WeChatFerry/sdk/SDK.vcxproj
+++ b/WeChatFerry/sdk/SDK.vcxproj
@@ -86,7 +86,8 @@
       <SubSystem>Windows</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableUAC>false</EnableUAC>
-      <ModuleDefinitionFile>sdk.def</ModuleDefinitionFile>
+      <ModuleDefinitionFile>
+      </ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'">
@@ -103,7 +104,8 @@
       <SubSystem>Windows</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableUAC>false</EnableUAC>
-      <ModuleDefinitionFile>sdk.def</ModuleDefinitionFile>
+      <ModuleDefinitionFile>
+      </ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -130,7 +132,8 @@
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>false</GenerateDebugInformation>
       <EnableUAC>false</EnableUAC>
-      <ModuleDefinitionFile>sdk.def</ModuleDefinitionFile>
+      <ModuleDefinitionFile>
+    </ModuleDefinitionFile>
     </Link>
     <PostBuildEvent>
       <Command>xcopy /y $(OutDir)$(TargetFileName) $(SolutionDir)Out
@@ -152,9 +155,6 @@ xcopy /y $(OutDir)$(TargetFileName) $(SolutionDir)..\clients\python\wcferry</Com
     <ClCompile Include="injector.cpp" />
     <ClCompile Include="sdk.cpp" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="sdk.def" />
-  </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
diff --git a/WeChatFerry/sdk/SDK.vcxproj.filters b/WeChatFerry/sdk/SDK.vcxproj.filters
index ccdeccf..9c2e881 100644
--- a/WeChatFerry/sdk/SDK.vcxproj.filters
+++ b/WeChatFerry/sdk/SDK.vcxproj.filters
@@ -42,9 +42,4 @@
       <Filter>源文件</Filter>
     </ClCompile>
   </ItemGroup>
-  <ItemGroup>
-    <None Include="sdk.def">
-      <Filter>源文件</Filter>
-    </None>
-  </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/WeChatFerry/sdk/sdk.def b/WeChatFerry/sdk/sdk.def
deleted file mode 100644
index a5c9746..0000000
--- a/WeChatFerry/sdk/sdk.def
+++ /dev/null
@@ -1,3 +0,0 @@
-EXPORTS
-    WxInitSDK
-    WxDestroySDK