diff --git a/rust-version b/rust-version
index 03ad4a74a2..ff62667f9b 100644
--- a/rust-version
+++ b/rust-version
@@ -1 +1 @@
-903d2976fdb6ceeb65526b7555d8d1e6f8c02134
+f4f0fafd0c7849e162eddbc69fa5fe82dbec28c7
diff --git a/tests/pass/async-closure-captures.rs b/tests/pass/async-closure-captures.rs
index 979a6d1cbe..ed6b7b205b 100644
--- a/tests/pass/async-closure-captures.rs
+++ b/tests/pass/async-closure-captures.rs
@@ -1,6 +1,6 @@
 // Same as rustc's `tests/ui/async-await/async-closures/captures.rs`, keep in sync
 
-#![feature(async_closure, async_trait_bounds)]
+#![feature(async_trait_bounds)]
 
 use std::future::Future;
 use std::pin::pin;
diff --git a/tests/pass/async-closure-drop.rs b/tests/pass/async-closure-drop.rs
index ad9822fa46..105aa434b0 100644
--- a/tests/pass/async-closure-drop.rs
+++ b/tests/pass/async-closure-drop.rs
@@ -1,4 +1,4 @@
-#![feature(async_closure, async_trait_bounds)]
+#![feature(async_fn_traits, async_trait_bounds)]
 
 use std::future::Future;
 use std::pin::pin;
diff --git a/tests/pass/async-closure.rs b/tests/pass/async-closure.rs
index 979b83687e..4c0fb356f9 100644
--- a/tests/pass/async-closure.rs
+++ b/tests/pass/async-closure.rs
@@ -1,4 +1,4 @@
-#![feature(async_closure, async_fn_traits)]
+#![feature(async_fn_traits)]
 #![allow(unused)]
 
 use std::future::Future;
diff --git a/tests/pass/async-drop.rs b/tests/pass/async-drop.rs
index a455f377e8..6d556b7779 100644
--- a/tests/pass/async-drop.rs
+++ b/tests/pass/async-drop.rs
@@ -6,7 +6,7 @@
 // please consider modifying rustc's async drop test at
 // `tests/ui/async-await/async-drop.rs`.
 
-#![feature(async_drop, impl_trait_in_assoc_type, async_closure)]
+#![feature(async_drop, impl_trait_in_assoc_type)]
 #![allow(incomplete_features, dead_code)]
 
 // FIXME(zetanumbers): consider AsyncDestruct::async_drop cleanup tests