diff --git a/WeChatFerry/sdk/SDK.vcxproj b/WeChatFerry/sdk/SDK.vcxproj
index f71d944..5f549ad 100644
--- a/WeChatFerry/sdk/SDK.vcxproj
+++ b/WeChatFerry/sdk/SDK.vcxproj
@@ -141,14 +141,13 @@ xcopy /y $(OutDir)$(TargetFileName) $(SolutionDir)..\clients\python\wcferry</Com
     </PostBuildEvent>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <ClInclude Include="..\com\log.h" />
+    <ClInclude Include="..\com\log.hpp" />
     <ClInclude Include="..\com\util.h" />
     <ClInclude Include="framework.h" />
     <ClInclude Include="injector.h" />
     <ClInclude Include="sdk.h" />
   </ItemGroup>
   <ItemGroup>
-    <ClCompile Include="..\com\log.cpp" />
     <ClCompile Include="..\com\util.cpp" />
     <ClCompile Include="dllmain.cpp" />
     <ClCompile Include="injector.cpp" />
diff --git a/WeChatFerry/sdk/SDK.vcxproj.filters b/WeChatFerry/sdk/SDK.vcxproj.filters
index f38f11a..323d545 100644
--- a/WeChatFerry/sdk/SDK.vcxproj.filters
+++ b/WeChatFerry/sdk/SDK.vcxproj.filters
@@ -24,10 +24,10 @@
     <ClInclude Include="injector.h">
       <Filter>头文件</Filter>
     </ClInclude>
-    <ClInclude Include="..\com\log.h">
+    <ClInclude Include="..\com\util.h">
       <Filter>头文件</Filter>
     </ClInclude>
-    <ClInclude Include="..\com\util.h">
+    <ClInclude Include="..\com\log.hpp">
       <Filter>头文件</Filter>
     </ClInclude>
   </ItemGroup>
@@ -41,9 +41,6 @@
     <ClCompile Include="injector.cpp">
       <Filter>源文件</Filter>
     </ClCompile>
-    <ClCompile Include="..\com\log.cpp">
-      <Filter>源文件</Filter>
-    </ClCompile>
     <ClCompile Include="..\com\util.cpp">
       <Filter>源文件</Filter>
     </ClCompile>
diff --git a/WeChatFerry/sdk/sdk.cpp b/WeChatFerry/sdk/sdk.cpp
index a6473fe..8b1c790 100644
--- a/WeChatFerry/sdk/sdk.cpp
+++ b/WeChatFerry/sdk/sdk.cpp
@@ -17,8 +17,8 @@ static HANDLE wcProcess = NULL;
 static HMODULE spyBase  = NULL;
 static std::wstring spyDllPath;
 
-const char *DISCLAIMER_FILE      = ".license_accepted.flag";
-const char *DISCLAIMER_TEXT_FILE = "DISCLAIMER.md";
+constexpr char DISCLAIMER_FILE[]      = ".license_accepted.flag";
+constexpr char DISCLAIMER_TEXT_FILE[] = "DISCLAIMER.md";
 
 static std::optional<std::wstring> ReadDisclaimerText(const char *filePath)
 {