3 files changed, 6 insertions, 4 deletions

diff --git a/src/test/WixToolsetTest.CoreIntegration/ExtensionFixture.cs b/src/test/WixToolsetTest.CoreIntegration/ExtensionFixture.cs
index 6acf3472..bd4b70da 100644
--- a/src/test/WixToolsetTest.CoreIntegration/ExtensionFixture.cs
+++ b/src/test/WixToolsetTest.CoreIntegration/ExtensionFixture.cs
@@ -44,13 +44,13 @@ namespace WixToolsetTest.CoreIntegration
                 Assert.True(File.Exists(Path.Combine(intermediateFolder, @"bin\MsiPackage\example.txt")));
 
                 var intermediate = Intermediate.Load(Path.Combine(intermediateFolder, @"bin\extest.wir"));
-                Assert.Single(intermediate.Sections);
+                var section = intermediate.Sections.Single();
 
-                var wixFile = intermediate.Sections.SelectMany(s => s.Tuples).OfType<WixFileTuple>().Single();
+                var wixFile = section.Tuples.OfType<WixFileTuple>().Single();
                 Assert.Equal(Path.Combine(folder, @"data\example.txt"), wixFile[WixFileTupleFields.Source].AsPath().Path);
                 Assert.Equal(@"example.txt", wixFile[WixFileTupleFields.Source].PreviousValue.AsPath().Path);
 
-                var example = intermediate.Sections.SelectMany(s => s.Tuples).Where(t => t.Definition.Type == TupleDefinitionType.MustBeFromAnExtension).Single();
+                var example = section.Tuples.Where(t => t.Definition.Type == TupleDefinitionType.MustBeFromAnExtension).Single();
                 Assert.Equal("Foo", example.Id.Id);
                 Assert.Equal("Foo", example[0].AsString());
                 Assert.Equal("Bar", example[1].AsString());
diff --git a/src/test/WixToolsetTest.CoreIntegration/TestData/ExampleExtension/Package.wxs b/src/test/WixToolsetTest.CoreIntegration/TestData/ExampleExtension/Package.wxs
index 9fd42214..bff5f609 100644
--- a/src/test/WixToolsetTest.CoreIntegration/TestData/ExampleExtension/Package.wxs
+++ b/src/test/WixToolsetTest.CoreIntegration/TestData/ExampleExtension/Package.wxs
@@ -8,6 +8,8 @@
 
     <Property Id="ExampleProperty" Value="$(ex.Test)" />
 
+    <PropertyRef Id="PropertyFromExampleWir" />
+
     <Feature Id="ProductFeature" Title="!(loc.FeatureTitle)">
       <ComponentGroupRef Id="ProductComponents" />
     </Feature>
diff --git a/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj b/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj
index ed0d5f5e..af520116 100644
--- a/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj
+++ b/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj
@@ -31,7 +31,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\wix\wix.csproj" />
-    <ProjectReference Include="..\Example.Extension\Example.Extension.csproj" />
+    <ProjectReference Include="..\TestData\Example.Extension\Example.Extension.csproj" />
   </ItemGroup>
 
   <ItemGroup>