diff --git a/rust-version b/rust-version
index 56281423c5..0742c61789 100644
--- a/rust-version
+++ b/rust-version
@@ -1 +1 @@
-45660949132222ba7ec0905649b2affd68e0e13c
+c274e4969f058b1c644243181ece9f829efa7594
diff --git a/tests/run-pass/available-concurrency.rs b/tests/run-pass/available-parallelism.rs
similarity index 100%
rename from tests/run-pass/available-concurrency.rs
rename to tests/run-pass/available-parallelism.rs