diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 38fe8bb..f7e79f7 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2022-06-21"
+channel = "nightly-2022-11-01"
 components = ["rust-src", "llvm-tools-preview"]
diff --git a/src/lib.rs b/src/lib.rs
index bb88952..9b6adb1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,7 +2,6 @@
 #![cfg_attr(test, no_main)]
 #![feature(abi_x86_interrupt)]
 #![feature(alloc_error_handler)]
-#![feature(asm_sym)]
 #![feature(naked_functions)]
 #![feature(custom_test_frameworks)]
 #![test_runner(crate::test_runner)]