diff --git a/Hypodermic.Tests/Hypodermic.Tests.vcxproj b/Hypodermic.Tests/Hypodermic.Tests.vcxproj
index 0039e15..4b5dfd2 100644
--- a/Hypodermic.Tests/Hypodermic.Tests.vcxproj
+++ b/Hypodermic.Tests/Hypodermic.Tests.vcxproj
@@ -34,7 +34,7 @@
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
     <CharacterSet>MultiByte</CharacterSet>
-    <PlatformToolset>v142</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
@@ -48,7 +48,7 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>MultiByte</CharacterSet>
-    <PlatformToolset>v142</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/Hypodermic/Hypodermic.vcxproj b/Hypodermic/Hypodermic.vcxproj
index 6f73372..275b010 100644
--- a/Hypodermic/Hypodermic.vcxproj
+++ b/Hypodermic/Hypodermic.vcxproj
@@ -34,7 +34,7 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v142</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <CharacterSet>MultiByte</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
@@ -46,7 +46,7 @@
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v142</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>MultiByte</CharacterSet>
     <ConfigurationType>StaticLibrary</ConfigurationType>
@@ -165,7 +165,6 @@
     <ClInclude Include="EnforceDependencyNotAlreadyRegistered.h" />
     <ClInclude Include="FactoryWrapper.h" />
     <ClInclude Include="Hypodermic.h" />
-    <ClInclude Include="InstanceFactoryDeducer.h" />
     <ClInclude Include="IRegistrationRegistry.h" />
     <ClInclude Include="IResolutionContext.h" />
     <ClInclude Include="MetaContains.h" />
diff --git a/Hypodermic/Hypodermic.vcxproj.filters b/Hypodermic/Hypodermic.vcxproj.filters
index 8a473a6..d24d326 100644
--- a/Hypodermic/Hypodermic.vcxproj.filters
+++ b/Hypodermic/Hypodermic.vcxproj.filters
@@ -317,6 +317,5 @@
     <ClInclude Include="EnforceDependencyNotAlreadyRegistered.h">
       <Filter>Descriptors\Extensions</Filter>
     </ClInclude>
-    <ClInclude Include="InstanceFactoryDeducer.h" />
   </ItemGroup>
 </Project>
\ No newline at end of file