diff --git a/CHANGELOG.md b/CHANGELOG.md
index 81d5f9bc90..2c77c2f75f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,7 +31,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed 🛠
 - [PR#1112](https://github.com/EmbarkStudios/rust-gpu/pull/1112) updated wgpu and winit in example runners
-- [PR#1109](https://github.com/EmbarkStudios/rust-gpu/pull/1109) updated toolchain to `nightly-2023-12-31`
+- [PR#1109](https://github.com/EmbarkStudios/rust-gpu/pull/1109) updated toolchain to `nightly-2024-01-08`
 - [PR#1100](https://github.com/EmbarkStudios/rust-gpu/pull/1100) updated toolchain to `nightly-2023-09-30`
 - [PR#1091](https://github.com/EmbarkStudios/rust-gpu/pull/1091) updated toolchain to `nightly-2023-08-29`
 - [PR#1085](https://github.com/EmbarkStudios/rust-gpu/pull/1085) updated toolchain to `nightly-2023-07-08`
diff --git a/crates/rustc_codegen_spirv/build.rs b/crates/rustc_codegen_spirv/build.rs
index 432e3a6dab..fecbfa736f 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.toml");
 const REQUIRED_RUST_TOOLCHAIN: &str = r#"[toolchain]
-channel = "nightly-2023-12-31"
+channel = "nightly-2024-01-08"
 components = ["rust-src", "rustc-dev", "llvm-tools"]
-# commit_hash = 2a3e63551fe21458637480a97b65a2d15dec8062"#;
+# commit_hash = 75c68cfd2b9870f2953b62d250bd7d0564a7b56d"#;
 
 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/custom_decorations.rs b/crates/rustc_codegen_spirv/src/custom_decorations.rs
index 90844487d6..af74b98980 100644
--- a/crates/rustc_codegen_spirv/src/custom_decorations.rs
+++ b/crates/rustc_codegen_spirv/src/custom_decorations.rs
@@ -158,8 +158,8 @@ impl<'a> CustomDecoration<'a> for SrcLocDecoration<'a> {
     }
     fn decode(s: &'a str) -> Self {
         #[derive(Copy, Clone, Debug)]
-        struct InvalidSrcLoc<'a>(&'a str);
-        let err = InvalidSrcLoc(s);
+        struct InvalidSrcLoc;
+        let err = InvalidSrcLoc;
 
         let (s, col_end) = s.rsplit_once(':').ok_or(err).unwrap();
         let (s, line_end) = s.rsplit_once('-').ok_or(err).unwrap();
diff --git a/crates/rustc_codegen_spirv/src/link.rs b/crates/rustc_codegen_spirv/src/link.rs
index 77c6b5ca01..0c2d4e38c1 100644
--- a/crates/rustc_codegen_spirv/src/link.rs
+++ b/crates/rustc_codegen_spirv/src/link.rs
@@ -350,7 +350,7 @@ fn do_spirv_opt(
                 // <https://github.com/rust-lang/rust/commit/2cd14bc9394ca6675e08d02c02c5f9abfa813616>
                 Level::Error | Level::Fatal | Level::InternalError => DiagnosticBuilder::<()>::new(
                     sess.dcx(),
-                    rustc_errors::Level::Error { lint: false },
+                    rustc_errors::Level::Error,
                     msg.message,
                 ),
                 Level::Warning => sess.dcx().struct_warn(msg.message),
diff --git a/crates/rustc_codegen_spirv/src/linker/specializer.rs b/crates/rustc_codegen_spirv/src/linker/specializer.rs
index 3fb003b4b1..73f2fe97a1 100644
--- a/crates/rustc_codegen_spirv/src/linker/specializer.rs
+++ b/crates/rustc_codegen_spirv/src/linker/specializer.rs
@@ -234,7 +234,7 @@ enum CopyOperand {
 }
 
 #[derive(Debug)]
-struct NotSupportedAsCopyOperand(Operand);
+struct NotSupportedAsCopyOperand;
 
 impl TryFrom<&Operand> for CopyOperand {
     type Error = NotSupportedAsCopyOperand;
@@ -242,7 +242,7 @@ impl TryFrom<&Operand> for CopyOperand {
         match *operand {
             Operand::IdRef(id) => Ok(Self::IdRef(id)),
             Operand::StorageClass(s) => Ok(Self::StorageClass(s)),
-            _ => Err(NotSupportedAsCopyOperand(operand.clone())),
+            _ => Err(NotSupportedAsCopyOperand),
         }
     }
 }
diff --git a/crates/rustc_codegen_spirv/src/linker/test.rs b/crates/rustc_codegen_spirv/src/linker/test.rs
index b3c2e5fd81..3ed1bf0c7f 100644
--- a/crates/rustc_codegen_spirv/src/linker/test.rs
+++ b/crates/rustc_codegen_spirv/src/linker/test.rs
@@ -169,7 +169,7 @@ fn link_with_linker_opts(
                     )
                 };
                 let emitter =
-                    rustc_errors::emitter::EmitterWriter::new(Box::new(buf), fallback_bundle)
+                    rustc_errors::emitter::HumanEmitter::new(Box::new(buf), fallback_bundle)
                         .sm(Some(sess.parse_sess.clone_source_map()));
 
                 rustc_errors::DiagCtxt::with_emitter(Box::new(emitter))
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 8a89005026..5933e8a961 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,7 +1,7 @@
 [toolchain]
-channel = "nightly-2023-12-31"
+channel = "nightly-2024-01-08"
 components = ["rust-src", "rustc-dev", "llvm-tools"]
-# commit_hash = 2a3e63551fe21458637480a97b65a2d15dec8062
+# commit_hash = 75c68cfd2b9870f2953b62d250bd7d0564a7b56d
 
 # Whenever changing the nightly channel, update the commit hash above, and make
 # sure to change `REQUIRED_TOOLCHAIN` in `crates/rustc_codegen_spirv/build.rs` also.