1 files changed, 2 insertions, 3 deletions

diff --git a/src/test/WixToolsetTest.Firewall/FirewallExtensionFixture.cs b/src/test/WixToolsetTest.Firewall/FirewallExtensionFixture.cs
index 0d7eb6ad..e3c41181 100644
--- a/src/test/WixToolsetTest.Firewall/FirewallExtensionFixture.cs
+++ b/src/test/WixToolsetTest.Firewall/FirewallExtensionFixture.cs
@@ -25,9 +25,8 @@ namespace WixToolsetTest.Firewall
 
         private static void Build(string[] args)
         {
-            var result = WixRunner.Execute(args, out var messages);
-            Assert.Equal(0, result);
-            Assert.Empty(messages);
+            var result = WixRunner.Execute(args)
+                                  .AssertSuccess();
         }
     }
 }