diff --git a/Cargo.lock b/Cargo.lock
index 3c15770fb19..9c593954f9c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2648,21 +2648,20 @@ dependencies = [
 
 [[package]]
 name = "miette"
-version = "5.10.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59bb584eaeeab6bd0226ccf3509a69d7936d148cf3d036ad350abe35e8c6856e"
+checksum = "98a72adfa0c7ae88ba0abcbd00047a476616c66b831d628b8ac7f1e9de0cfd67"
 dependencies = [
  "miette-derive",
- "once_cell",
  "thiserror",
  "unicode-width",
 ]
 
 [[package]]
 name = "miette-derive"
-version = "5.10.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49e7bc1560b95a3c4a25d03de42fe76ca718ab92d1a22a55b9b4cf67b3ae635c"
+checksum = "279def6bf114a34b3cf887489eb440d4dfcf709ab3ce9955e4a6f957ce5cce77"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 2aa505d10ad..4a5d3ab53b6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,6 +21,7 @@ members = [
 [workspace.dependencies]
 ahash = "0.8.7"
 guppy-workspace-hack = "0.1.0"
+miette = "7.0.0"
 
 [workspace.package]
 rust-version = "1.73"
diff --git a/target-spec-miette/CHANGELOG.md b/target-spec-miette/CHANGELOG.md
index 750cf3794a7..b1c5376f992 100644
--- a/target-spec-miette/CHANGELOG.md
+++ b/target-spec-miette/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.0] - 2024-02-05
+
+### Changed
+
+- Updated to miette 7.
+- MSRV updated to Rust 1.73.
+
 ## [0.3.0] - 2023-06-25
 
 ### Changed
@@ -17,6 +24,7 @@
 
 Initial release with support for miette 5.
 
+[0.4.0]: https://github.com/guppy-rs/guppy/releases/tag/target-spec-miette-0.4.0
 [0.3.0]: https://github.com/guppy-rs/guppy/releases/tag/target-spec-miette-0.3.0
 [0.2.0]: https://github.com/guppy-rs/guppy/releases/tag/target-spec-miette-0.2.0
 [0.1.0]: https://github.com/guppy-rs/guppy/releases/tag/target-spec-miette-0.1.0
diff --git a/target-spec-miette/Cargo.toml b/target-spec-miette/Cargo.toml
index c2ca56343bc..f283350d772 100644
--- a/target-spec-miette/Cargo.toml
+++ b/target-spec-miette/Cargo.toml
@@ -13,5 +13,5 @@ rust-version.workspace = true
 
 [dependencies]
 target-spec = { version = "3.1.0", path = "../target-spec" }
-miette = "5.10.0"
+miette.workspace = true
 guppy-workspace-hack.workspace = true
diff --git a/target-spec-miette/README.md b/target-spec-miette/README.md
index 12f21a5dd6a..0d7c7d39a79 100644
--- a/target-spec-miette/README.md
+++ b/target-spec-miette/README.md
@@ -14,7 +14,7 @@ produces. This can be used to pretty-print errors returned by target-spec.
 
 ### Minimum supported Rust version
 
-The minimum supported Rust version (MSRV) is **Rust 1.58**. While this crate is in pre-release
+The minimum supported Rust version (MSRV) is **Rust 1.73**. While this crate is in pre-release
 status (0.x), The MSRV may be bumped in patch releases.
 
 ## Contributing
diff --git a/target-spec-miette/src/lib.rs b/target-spec-miette/src/lib.rs
index c2d818c392f..6d4ee2dd71d 100644
--- a/target-spec-miette/src/lib.rs
+++ b/target-spec-miette/src/lib.rs
@@ -8,7 +8,7 @@
 //!
 //! ## Minimum supported Rust version
 //!
-//! The minimum supported Rust version (MSRV) is **Rust 1.58**. While this crate is in pre-release
+//! The minimum supported Rust version (MSRV) is **Rust 1.73**. While this crate is in pre-release
 //! status (0.x), The MSRV may be bumped in patch releases.
 
 #![warn(missing_docs)]