diff --git a/src/DotNetCore.CAP/Properties/AssemblyInfo.cs b/src/DotNetCore.CAP/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..0e62b37
--- /dev/null
+++ b/src/DotNetCore.CAP/Properties/AssemblyInfo.cs
@@ -0,0 +1,3 @@
+using System.Runtime.CompilerServices;
+
+[assembly: InternalsVisibleTo("DotNetCore.CAP.Test")]
\ No newline at end of file