diff --git a/test/Microsoft.AspNetCore.ApplicationInsights.HostingStartup.Tests/Properties/AssemblyInfo.cs b/test/Microsoft.AspNetCore.ApplicationInsights.HostingStartup.Tests/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000000..918c66949c
--- /dev/null
+++ b/test/Microsoft.AspNetCore.ApplicationInsights.HostingStartup.Tests/Properties/AssemblyInfo.cs
@@ -0,0 +1,3 @@
+using Xunit;
+
+[assembly: CollectionBehavior(CollectionBehavior.CollectionPerAssembly)]