diff --git a/common.props b/common.props
index 94c9744..912f39e 100644
--- a/common.props
+++ b/common.props
@@ -7,7 +7,7 @@
   </PropertyGroup>
   <ItemDefinitionGroup>
     <ClCompile>
-      <AdditionalIncludeDirectories>$(SolutionDir)../cybozulib/include;$(SolutionDir)../cybozulib_ext/mpir/include;$(SolutionDir)include;$(SolutionDir)../xbyak</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(SolutionDir)../cybozulib/include;$(SolutionDir)../cybozulib_ext/include;$(SolutionDir)include;$(SolutionDir)../xbyak</AdditionalIncludeDirectories>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup>
diff --git a/test/proj/fp_test/fp_test.vcxproj b/test/proj/fp_test/fp_test.vcxproj
index e20a29d..f705982 100644
--- a/test/proj/fp_test/fp_test.vcxproj
+++ b/test/proj/fp_test/fp_test.vcxproj
@@ -56,12 +56,10 @@
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories>$(SolutionDir)../xbyak/;$(SolutionDir)../cybozulib/include;$(SolutionDir)../cybozulib_ext/mpir/include;$(SolutionDir)include</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -73,7 +71,6 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories>$(SolutionDir)../xbyak/;$(SolutionDir)../cybozulib/include;$(SolutionDir)../cybozulib_ext/mpir/include;$(SolutionDir)include</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
diff --git a/test/proj/fp_tower_test/fp_tower_test.vcxproj b/test/proj/fp_tower_test/fp_tower_test.vcxproj
index dba985d..d572067 100644
--- a/test/proj/fp_tower_test/fp_tower_test.vcxproj
+++ b/test/proj/fp_tower_test/fp_tower_test.vcxproj
@@ -56,12 +56,10 @@
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories>$(SolutionDir)../xbyak/;$(SolutionDir)../cybozulib/include;$(SolutionDir)../cybozulib_ext/mpir/include;$(SolutionDir)include</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <OutputFile>$(OutDir)$(TargetName)$(TargetExt)</OutputFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -73,7 +71,6 @@
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories>$(SolutionDir)../xbyak/;$(SolutionDir)../cybozulib/include;$(SolutionDir)../cybozulib_ext/mpir/include;$(SolutionDir)include</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>