1 files changed, 1 insertions, 1 deletions

diff --git a/src/test/WixToolsetTest.CoreIntegration/WixlibFixture.cs b/src/test/WixToolsetTest.CoreIntegration/WixlibFixture.cs
index 532f158d..07044a1f 100644
--- a/src/test/WixToolsetTest.CoreIntegration/WixlibFixture.cs
+++ b/src/test/WixToolsetTest.CoreIntegration/WixlibFixture.cs
@@ -50,7 +50,7 @@ namespace WixToolsetTest.CoreIntegration
                 var intermediate = Intermediate.Load(Path.Combine(baseFolder, @"obj\test.wir"));
                 var section = intermediate.Sections.Single();
 
-                var wixFile = section.Tuples.OfType<WixFileTuple>().Single();
+                var wixFile = section.Tuples.OfType<WixFileTuple>().First();
                 Assert.Equal(Path.Combine(folder, @"data\test.txt"), wixFile[WixFileTupleFields.Source].AsPath().Path);
                 Assert.Equal(@"test.txt", wixFile[WixFileTupleFields.Source].PreviousValue.AsPath().Path);
             }