diff --git a/thunk_test.go b/thunk_test.go
index b8b274f..0ead31d 100644
--- a/thunk_test.go
+++ b/thunk_test.go
@@ -31,6 +31,8 @@ func TestMemoizedFib(t *testing.T) {
 		mem[n] = result
 		return result
 	}
+
+	t.Log(Fib(40))
 }
 
 func TestThunkFib(t *testing.T) {