diff --git a/crates/rustc_codegen_spirv/build.rs b/crates/rustc_codegen_spirv/build.rs
index 923113855b..c7b84faba3 100644
--- a/crates/rustc_codegen_spirv/build.rs
+++ b/crates/rustc_codegen_spirv/build.rs
@@ -10,9 +10,9 @@ use std::process::{Command, ExitCode};
 /// `cargo publish`. We need to figure out a way to do this properly, but let's hardcode it for now :/
 //const REQUIRED_RUST_TOOLCHAIN: &str = include_str!("../../rust-toolchain");
 const REQUIRED_RUST_TOOLCHAIN: &str = r#"[toolchain]
-channel = "nightly-2022-11-28"
+channel = "nightly-2022-12-10"
 components = ["rust-src", "rustc-dev", "llvm-tools-preview"]
-# commit_hash = 1eb62b1235fd77200e6bd967d70e83c0f2497233"#;
+# commit_hash = dfe3fe710181738a2cb3060c23ec5efb3c68ca09"#;
 
 fn get_rustc_commit_hash() -> Result<String, Box<dyn Error>> {
     let rustc = std::env::var("RUSTC").unwrap_or_else(|_| String::from("rustc"));
diff --git a/crates/rustc_codegen_spirv/src/link.rs b/crates/rustc_codegen_spirv/src/link.rs
index 998379052f..a9afe011e7 100644
--- a/crates/rustc_codegen_spirv/src/link.rs
+++ b/crates/rustc_codegen_spirv/src/link.rs
@@ -18,6 +18,7 @@ use rustc_session::config::{CrateType, DebugInfo, Lto, OptLevel, OutputFilenames
 use rustc_session::output::{check_file_is_writeable, invalid_output_for_target, out_filename};
 use rustc_session::utils::NativeLibKind;
 use rustc_session::Session;
+use rustc_span::Symbol;
 use std::collections::BTreeMap;
 use std::ffi::{CString, OsStr};
 use std::fs::File;
@@ -58,7 +59,7 @@ pub fn link<'a>(
         }
 
         if outputs.outputs.should_codegen() {
-            let out_filename = out_filename(sess, crate_type, outputs, crate_name);
+            let out_filename = out_filename(sess, crate_type, outputs, Symbol::intern(crate_name));
             match crate_type {
                 CrateType::Rlib => {
                     link_rlib(sess, codegen_results, &out_filename);
diff --git a/crates/rustc_codegen_spirv/src/symbols.rs b/crates/rustc_codegen_spirv/src/symbols.rs
index cb1ff7388e..9d5ea4a460 100644
--- a/crates/rustc_codegen_spirv/src/symbols.rs
+++ b/crates/rustc_codegen_spirv/src/symbols.rs
@@ -1,7 +1,7 @@
 use crate::attr::{Entry, ExecutionModeExtra, IntrinsicType, SpirvAttribute};
 use crate::builder::libm_intrinsics;
 use rspirv::spirv::{BuiltIn, ExecutionMode, ExecutionModel, StorageClass};
-use rustc_ast::ast::{AttrKind, Attribute, Lit, LitIntType, LitKind, NestedMetaItem};
+use rustc_ast::ast::{AttrKind, Attribute, LitIntType, LitKind, MetaItemLit, NestedMetaItem};
 use rustc_data_structures::fx::FxHashMap;
 use rustc_span::symbol::{Ident, Symbol};
 use rustc_span::Span;
@@ -500,7 +500,7 @@ fn parse_attr_int_value(arg: &NestedMetaItem) -> Result<u32, ParseAttrError> {
         None => return Err((arg.span(), "attribute must have value".to_string())),
     };
     match arg.name_value_literal() {
-        Some(&Lit {
+        Some(&MetaItemLit {
             kind: LitKind::Int(x, LitIntType::Unsuffixed),
             ..
         }) if x <= u32::MAX as u128 => Ok(x as u32),
@@ -517,11 +517,11 @@ fn parse_local_size_attr(arg: &NestedMetaItem) -> Result<[u32; 3], ParseAttrErro
         Some(tuple) if !tuple.is_empty() && tuple.len() < 4 => {
             let mut local_size = [1; 3];
             for (idx, lit) in tuple.iter().enumerate() {
-                match lit.literal() {
-                    Some(&Lit {
+                match lit {
+                    NestedMetaItem::Lit(MetaItemLit {
                         kind: LitKind::Int(x, LitIntType::Unsuffixed),
                         ..
-                    }) if x <= u32::MAX as u128 => local_size[idx] = x as u32,
+                    }) if *x <= u32::MAX as u128 => local_size[idx] = *x as u32,
                     _ => return Err((lit.span(), "must be a u32 literal".to_string())),
                 }
             }
diff --git a/rust-toolchain b/rust-toolchain
index a96c599c9b..e950da783e 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -5,9 +5,9 @@
 # to the user in the error, instead of "error: invalid channel name '[toolchain]'".
 
 [toolchain]
-channel = "nightly-2022-11-28"
+channel = "nightly-2022-12-10"
 components = ["rust-src", "rustc-dev", "llvm-tools-preview"]
-# commit_hash = 1eb62b1235fd77200e6bd967d70e83c0f2497233
+# commit_hash = dfe3fe710181738a2cb3060c23ec5efb3c68ca09
 
 # Whenever changing the nightly channel, update the commit hash above, and make
 # sure to change REQUIRED_TOOLCHAIN in crates/rustc_codegen_spirv/src/build.rs also.