diff --git a/rust-toolchain b/rust-toolchain
index 8a63ffb87c6a..27d32f29541a 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-nightly-2018-09-24
+nightly-2018-09-29
diff --git a/tests/compile-fail/invalid_enum_discriminant.rs b/tests/compile-fail/invalid_enum_discriminant.rs
index a188623a1e0e..94c100b9ef51 100644
--- a/tests/compile-fail/invalid_enum_discriminant.rs
+++ b/tests/compile-fail/invalid_enum_discriminant.rs
@@ -8,8 +8,8 @@ pub enum Foo {
 
 fn main() {
     let f = unsafe { std::mem::transmute::<i32, Foo>(42) };
-    match f { //~ ERROR invalid enum discriminant
-        Foo::A => {},
+    match f {
+        Foo::A => {}, //~ ERROR invalid enum discriminant
         Foo::B => {},
         Foo::C => {},
         Foo::D => {},