diff --git a/Vector.Test/UnitTest1.fs b/Vector.Test/UnitTest1.fs
index 6414771..45cd19a 100644
--- a/Vector.Test/UnitTest1.fs
+++ b/Vector.Test/UnitTest1.fs
@@ -19,7 +19,7 @@ module TestVector =
         v2 |> Vector.toList |> shouldEqual ["bye" ; "hi"]
 
         match Vector.empty with
-        | Empty () -> failwith ""
+        | Empty () -> ()
         //| Vec (a, b) -> failwith "" -- doesn't compile
 
         match v1 with