diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 70dd650f..eed7334b 100755
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -4732,6 +4732,7 @@ XML:
   - ".vcxproj"
   - ".vssettings"
   - ".vxml"
+  - ".wixproj"
   - ".wsdl"
   - ".wsf"
   - ".wxi"
diff --git a/samples/XML/wixdemo.wixproj b/samples/XML/wixdemo.wixproj
new file mode 100644
index 00000000..325f9a50
--- /dev/null
+++ b/samples/XML/wixdemo.wixproj
@@ -0,0 +1,25 @@
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+	<PropertyGroup>
+			<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+			<Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+			<ProductVersion>3.0</ProductVersion>
+			<ProjectGuid>{c523055d-a9d0-4318-ae85-ec934d33204b}</ProjectGuid>
+			<SchemaVersion>2.0</SchemaVersion>
+			<OutputName>WixProject1</OutputName>
+			<OutputType>Package</OutputType>
+			<WixTargetsPath Condition=" '$(WixTargetsPath)' == '' ">$(MSBuildExtensionsPath)\Microsoft\WiX\v[[Version.Major]].x\Wix.targets</WixTargetsPath>
+	</PropertyGroup>
+	<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
+			<OutputPath>bin\$(Configuration)\</OutputPath>
+			<IntermediateOutputPath>obj\$(Configuration)\</IntermediateOutputPath>
+			<DefineConstants>Debug</DefineConstants>
+	</PropertyGroup>
+	<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
+			<OutputPath>bin\$(Configuration)\</OutputPath>
+			<IntermediateOutputPath>obj\$(Configuration)\</IntermediateOutputPath>
+	</PropertyGroup>
+	<ItemGroup>
+			<Compile Include="Product.wxs" />
+	</ItemGroup>
+	<Import Project="$(WixTargetsPath)" />
+</Project>
\ No newline at end of file