diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0375f7e..5e580c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.6.0] - 2023-12-04
+
+### Added
+
+* Allow disabling problem matchers (#27)
+    This can be useful when having a matrix of jobs, that produce the same errors.
+
 ## [1.5.0] - 2023-05-29
 
 ### Added
diff --git a/README.md b/README.md
index a8b9362..03677a4 100644
--- a/README.md
+++ b/README.md
@@ -54,6 +54,7 @@ Afterward, the `components` and `target` specified via inputs are installed in a
 | `target`     | Additional target support to install e.g. `wasm32-unknown-unknown`                     |               |
 | `components` | Comma-separated string of additional components to install e.g. `clippy, rustfmt`      |               |
 | `cache`      | Automatically configure Rust cache (using `Swatinem/rust-cache`)                       | true          |
+| `matcher`    | Enable problem matcher to surface build messages and formatting issues                 | true          |
 | `rustflags`  | Set the value of `RUSTFLAGS` (set to empty string to avoid overwriting existing flags) | "-D warnings" |
 
 ### RUSTFLAGS
@@ -73,11 +74,12 @@ You can read more rustflags, and their load order, in the [Cargo reference].
 
 ## Outputs
 
-| Name             | Description                               |
-| ---------------- | ----------------------------------------- |
-| `rustc-version`  | Version as reported by `rustc --version`  |
-| `cargo-version`  | Version as reported by `cargo --version`  |
-| `rustup-version` | Version as reported by `rustup --version` |
+| Name             | Description                                 |
+| ---------------- | ------------------------------------------- |
+| `rustc-version`  | Version as reported by `rustc --version`    |
+| `cargo-version`  | Version as reported by `cargo --version`    |
+| `rustup-version` | Version as reported by `rustup --version`   |
+| `cachekey`       | A short hash of the installed rustc version |
 
 ## License
 
diff --git a/action.yml b/action.yml
index 4d1b869..2331188 100644
--- a/action.yml
+++ b/action.yml
@@ -25,6 +25,10 @@ inputs:
     description: "Automatically configure Rust cache"
     required: false
     default: "true"
+  matcher:
+    description: "Enable the Rust problem matcher"
+    required: false
+    default: "true"
   rustflags:
     description: "set RUSTFLAGS environment variable, set to empty string to avoid overwriting build.rustflags"
     required: false
@@ -95,6 +99,7 @@ runs:
       env:
         NEW_RUSTFLAGS: ${{inputs.rustflags}}
     - name: "Install Rust Problem Matcher"
+      if: inputs.matcher == 'true'
       run: echo "::add-matcher::${{ github.action_path }}/rust.json"
       shell: bash