diff --git a/tests/lib.expand.rs b/tests/lib.expand.rs
index 6579abb..ef0c0d7 100644
--- a/tests/lib.expand.rs
+++ b/tests/lib.expand.rs
@@ -1,7 +1,7 @@
 #![feature(prelude_import)]
 //! Test
 #[prelude_import]
-use std::prelude::v1::*;
+use std::prelude::rust_2018::*;
 #[macro_use]
 extern crate std;
 /// Test