diff --git a/Makefile b/Makefile
index 8861d6d..d3c38cf 100644
--- a/Makefile
+++ b/Makefile
@@ -48,12 +48,12 @@ $(PRJ): $(OBJ)
 
 clean:
 	$(Q)rm -f *.elf *.map *.lst *.user *~ $(PRJ)
-	$(Q)rm -rf obj .vs DTAR* x64
+	$(Q)rm -rf obj DTAR* x64
 	$(Q)find . \( -name '*.o' -o -name '*.d' -o -name '*.bak' -o -name '*.rej' -o -name '*.org' \) -exec rm -f {} \;
 
 cleanall:
 	$(Q)rm -rf $(OBJ) $(DEP) *.elf *.map *.lst *.bak *.rej *.org *.user *~ $(PRJ)
-	$(Q)rm -rf obj .vs DTAR* x64
+	$(Q)rm -rf obj DTAR* x64
 	$(Q)find . -name '*.o' -delete
 	$(Q)find . -name '*.d' -delete
 
diff --git a/MiSTer.vcxproj b/MiSTer.vcxproj
index 9be43d9..926e0f2 100644
--- a/MiSTer.vcxproj
+++ b/MiSTer.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
       <Configuration>Debug</Configuration>
@@ -14,7 +14,7 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>Makefile</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v140</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">