diff --git a/.drone.yml b/.drone.yml
new file mode 100644
index 0000000..51eabed
--- /dev/null
+++ b/.drone.yml
@@ -0,0 +1,382 @@
+kind: pipeline
+type: docker
+name: build
+
+steps:
+- name: restore ASDF cache
+  image: meltwater/drone-cache
+  pull: "always"
+  environment:
+    AWS_ACCESS_KEY_ID:
+      from_secret: ACCESS_KEY_ID
+    AWS_SECRET_ACCESS_KEY:
+      from_secret: SECRET_ACCESS_KEY
+    AWS_PLUGIN_PATH_STYLE: true
+  settings:
+    restore: true
+    endpoint:
+      from_secret: S3_ENDPOINT
+    bucket:
+      from_secret: CACHE_BUCKET
+    region: us-east-1
+    path-style: true
+    cache_key: 'asdf-{{ os }}-{{ arch }}-{{ checksum ".tool-versions" }}'
+    mount:
+    - .asdf
+
+- name: restore build cache
+  image: meltwater/drone-cache
+  environment:
+    AWS_ACCESS_KEY_ID:
+      from_secret: ACCESS_KEY_ID
+    AWS_SECRET_ACCESS_KEY:
+      from_secret: SECRET_ACCESS_KEY
+    AWS_PLUGIN_PATH_STYLE: true
+  settings:
+    restore: true
+    endpoint:
+      from_secret: S3_ENDPOINT
+    bucket:
+      from_secret: CACHE_BUCKET
+    region: us-east-1
+    path-style: true
+    cache_key: 'elixir-{{ checksum "mix.lock" }}-{{ checksum ".tool-versions" }}'
+    mount:
+    - deps
+    - _build
+    - .hex
+    - .mix
+    - .rebar3
+
+- name: install dependencies
+  image: harton.dev/james/asdf_container:latest
+  pull: "always"
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+    ASDF_DIR: /root/.asdf
+  depends_on:
+  - restore ASDF cache
+  - restore build cache
+  commands:
+  - asdf_install
+  - rm -rf .asdf/downloads
+  - . $ASDF_DIR/asdf.sh
+  - mix local.hex --if-missing --force
+  - mix local.rebar --if-missing --force
+  - mix deps.get
+  - mix deps.compile
+  - mix dialyzer --plt
+
+- name: store ASDF cache
+  image: meltwater/drone-cache
+  environment:
+    AWS_ACCESS_KEY_ID:
+      from_secret: ACCESS_KEY_ID
+    AWS_SECRET_ACCESS_KEY:
+      from_secret: SECRET_ACCESS_KEY
+    AWS_PLUGIN_PATH_STYLE: true
+  depends_on:
+  - install dependencies
+  settings:
+    rebuild: true
+    override: false
+    endpoint:
+      from_secret: S3_ENDPOINT
+    bucket:
+      from_secret: CACHE_BUCKET
+    region: us-east-1
+    path-style: true
+    cache_key: 'asdf-{{ os }}-{{ arch }}-{{ checksum ".tool-versions" }}'
+    mount:
+    - .asdf
+
+- name: store build cache
+  image: meltwater/drone-cache
+  environment:
+    AWS_ACCESS_KEY_ID:
+      from_secret: ACCESS_KEY_ID
+    AWS_SECRET_ACCESS_KEY:
+      from_secret: SECRET_ACCESS_KEY
+    AWS_PLUGIN_PATH_STYLE: true
+  depends_on:
+  - install dependencies
+  settings:
+    rebuild: true
+    override: false
+    endpoint:
+      from_secret: S3_ENDPOINT
+    bucket:
+      from_secret: CACHE_BUCKET
+    region: us-east-1
+    path-style: true
+    cache_key: 'elixir-{{ checksum "mix.lock" }}-{{ checksum ".tool-versions" }}'
+    mount:
+    - deps
+    - _build
+    - .hex
+    - .mix
+    - .rebar3
+
+- name: mix compile
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - install dependencies
+  commands:
+  - asdf mix compile --warnings-as-errors
+
+- name: mix test
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - asdf mix test
+
+- name: mix credo
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - asdf mix credo --strict
+
+- name: mix dialyzer
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - asdf mix dialyzer
+
+- name: mix hex.audit
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - asdf mix hex.audit
+
+- name: mix format
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - asdf mix format --check-formatted
+
+- name: mix deps.unlock
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - asdf mix deps.unlock --check-unused
+
+- name: mix doctor
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - asdf mix doctor --full
+
+- name: mix git_ops.check_message
+  image: harton.dev/james/asdf_container:latest
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+  depends_on:
+  - mix compile
+  commands:
+  - git log -1 --format=%s > .last_commit_message
+  - asdf mix git_ops.check_message .last_commit_message
+
+- name: mix git_ops.release
+  image: harton.dev/james/asdf_container:latest
+  when:
+    branch:
+    - main
+    event:
+      exclude:
+      - pull_request
+  depends_on:
+  - mix test
+  - mix credo
+  - mix dialyzer
+  - mix hex.audit
+  - mix format
+  - mix deps.unlock
+  - mix doctor
+  - mix git_ops.check_message
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+    ASDF_DIR: /root/.asdf
+    DRONE_TOKEN:
+      from_secret: DRONE_TOKEN
+  commands:
+    - git fetch --tags
+    - . $ASDF_DIR/asdf.sh
+    - mix git_ops.project_info --format=shell > before.env
+    - mix git_ops.release --yes --no-major || true
+    - mix git_ops.project_info --format=shell > after.env
+    - . ./before.env
+    - export OLD_APP_VERSION=$${APP_VERSION}
+    - . ./after.env
+    - export NEW_APP_VERSION=$${APP_VERSION}
+    - if [ "v$${OLD_APP_VERSION}" != "v$${NEW_APP_VERSION}" ]; then
+    -   export GIT_URL=$(echo $DRONE_GIT_HTTP_URL | sed -e "s/:\\/\\//:\\/\\/$DRONE_REPO_OWNER:$DRONE_TOKEN@/")
+    -   git push $${GIT_URL} "HEAD:${DRONE_COMMIT_REF}" "refs/tags/v$${NEW_APP_VERSION}"
+    - fi
+
+- name: build artifacts
+  image: harton.dev/james/asdf_container:latest
+  when:
+    event:
+    - tag
+    refs:
+      include:
+      - refs/tags/v*
+  depends_on:
+  - mix test
+  - mix credo
+  - mix dialyzer
+  - mix hex.audit
+  - mix format
+  - mix deps.unlock
+  - mix doctor
+  - mix git_ops.check_message
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+    ASDF_DIR: /root/.asdf
+  commands:
+    - . $ASDF_DIR/asdf.sh
+    - mix git_ops.project_info --format=shell > app.env
+    - . ./app.env
+    - mkdir artifacts
+    - mix hex.build -o "artifacts/$${APP_NAME}-$${APP_VERSION}-pkg.tar"
+    - gzip "artifacts/$${APP_NAME}-$${APP_VERSION}-pkg.tar"
+    - mix docs
+    - tar zcvf "artifacts/$${APP_NAME}-$${APP_VERSION}-docs.tar.gz" doc/
+    - git tag -l --format='%(contents:subject)' v$${APP_VERSION} > tag_subject
+    - git tag -l --format='%(contents:body)' v$${APP_VERSION} > tag_body
+
+- name: gitea release
+  image: plugins/gitea-release
+  when:
+    event:
+    - tag
+    refs:
+      include:
+      - refs/tags/v*
+  depends_on:
+  - build artifacts
+  settings:
+    api_key:
+      from_secret: DRONE_TOKEN
+    base_url: https://harton.dev
+    files: artifacts/*.tar.gz
+    checksum: sha256
+    title: tag_subject
+    note: tag_body
+
+- name: docs release
+  when:
+    event:
+    - tag
+    refs:
+      include:
+      - refs/tags/v*
+  image: minio/mc
+  environment:
+      S3_ENDPOINT:
+        from_secret: S3_ENDPOINT
+      ACCESS_KEY:
+        from_secret: ACCESS_KEY_ID
+      SECRET_KEY:
+        from_secret: SECRET_ACCESS_KEY
+  depends_on:
+  - build artifacts
+  commands:
+  - mc alias set store $${S3_ENDPOINT} $${ACCESS_KEY} $${SECRET_KEY}
+  - mc mb -p store/docs.harton.nz
+  - mc mirror --overwrite doc/ store/docs.harton.nz/$${DRONE_REPO}/$${DRONE_TAG}
+  - mc mirror --overwrite doc/ store/docs.harton.nz/$${DRONE_REPO}
+
+- name: hex release
+  image: harton.dev/james/asdf_container:latest
+  when:
+    event:
+    - tag
+    refs:
+      include:
+      - refs/tags/v*
+  depends_on:
+  - build artifacts
+  environment:
+    MIX_ENV: test
+    HEX_HOME: /drone/src/.hex
+    MIX_HOME: /drone/src/.mix
+    REBAR_BASE_DIR: /drone/src/.rebar3
+    ASDF_DATA_DIR: /drone/src/.asdf
+    ASDF_DIR: /root/.asdf
+    HEX_API_KEY:
+      from_secret: HEX_API_KEY
+  commands:
+    - . $ASDF_DIR/asdf.sh
+    - mix hex.publish --yes
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
deleted file mode 100644
index 5bfcdd4..0000000
--- a/.gitlab-ci.yml
+++ /dev/null
@@ -1,139 +0,0 @@
-stages:
-  - build
-  - test
-  - release
-
-variables:
-  MIX_ENV: "test"
-  PACKAGE_REGISTRY_URL: "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/"
-  HEX_HOME: "$CI_PROJECT_DIR/.hex"
-  MIX_HOME: "$CI_PROJECT_DIR/.mix"
-
-build:
-  image: elixir:latest
-  stage: build
-  cache:
-    key: "$CI_JOB_NAME"
-    paths:
-      - deps
-      - _build
-      - .hex
-      - .mix
-  script:
-    - mix local.hex --force
-    - mix local.rebar --force
-    - mix deps.get
-    - mix deps.compile
-    - mix git_ops.project_info -f dotenv > project_info.env
-  artifacts:
-    paths:
-      - _build/
-      - deps/
-      - .hex
-      - .mix
-    reports:
-      dotenv: project_info.env
-
-test:
-  image: elixir:latest
-  dependencies:
-    - build
-  stage: test
-  script:
-    - mix test
-
-credo:
-  image: elixir:latest
-  dependencies:
-    - build
-  stage: test
-  script:
-    - mix credo
-
-audit:
-  image: elixir:latest
-  dependencies:
-    - build
-  stage: test
-  script:
-    - mix hex.audit
-
-format:
-  image: elixir:latest
-  dependencies:
-    - build
-  stage: test
-  script:
-    - mix format --check-formatted
-
-pages:
-  image: elixir:latest
-  dependencies:
-    - build
-  stage: release
-  script:
-    - mix docs -o public
-  artifacts:
-    paths:
-      - public
-  only:
-    - main
-
-git_ops:
-  image: elixir:latest
-  dependencies:
-    - build
-  stage: release
-  only:
-    refs:
-      - main
-  except:
-    variables:
-      - $CI_COMMIT_MESSAGE =~ /chore\:\ release version/
-  script:
-    - |
-      export OLD_APP_VERSION=$APP_VERSION
-      mkdir -p artifacts
-      git config --global user.name "Gitlab Runner for ${GITLAB_USER_NAME}"
-      git config --global user.email "${GITLAB_USER_EMAIL}"
-      mix git_ops.release --yes || true
-      mix git_ops.project_info -f shell > artifacts/env
-      source artifacts/env
-      if [ "v${OLD_APP_VERSION}" != "v${APP_VERSION}" ]; then
-        mix hex.build -o "artifacts/${APP_NAME}-${APP_VERSION}.tar"
-        gzip "artifacts/${APP_NAME}-${APP_VERSION}.tar"
-        mix docs && tar zcvf "artifacts/${APP_NAME}-${APP_VERSION}-docs.tar.gz" doc/
-        curl --header "JOB_TOKEN: ${CI_JOB_TOKEN}" --upload-file "artifacts/${APP_NAME}-${APP_VERSION}.tar.gz" "${PACKAGE_REGISTRY_URL}/${APP_NAME}/${APP_VERSION}/${APP_NAME}-${APP_VERSION}.tar.gz"
-        curl --header "JOB_TOKEN: ${CI_JOB_TOKEN}" --upload-file "artifacts/${APP_NAME}-${APP_VERSION}-docs.tar.gz" "${PACKAGE_REGISTRY_URL}/${APP_NAME}/${APP_VERSION}/${APP_NAME}-${APP_VERSION}-docs.tar.gz"
-        git push "https://project_${CI_PROJECT_ID}_bot:${RELEASE_TOKEN}@gitlab.com/${CI_PROJECT_PATH}.git" "HEAD:${CI_COMMIT_REF_NAME}" "refs/tags/v${APP_VERSION}"
-      fi
-  artifacts:
-    paths:
-      - artifacts/*
-
-release-gitlab:
-  image: registry.gitlab.com/gitlab-org/release-cli:latest
-  dependencies:
-    - build
-  stage: release
-  only:
-    - tags
-    - /^v\d+\.\d+\.\d+(-\w+)?$/
-  script:
-    - release-cli create \
-      --name "Release ${APP_NAME} ${APP_VERSION}" \
-      --description "./CHANGELOG.md" \
-      --tag-name "v${APP_VERSION}" \
-      --assets-link "{\"name\":\"${APP_NAME}-${APP_VERSION}.tar.gz\",\"url\":\"${PACKAGE_REGISTRY_URL}/${APP_NAME}/${APP_VERSION}/${APP_NAME}-${APP_VERSION}.tar.gz\"}" \
-      --assets-link "{\"name\":\"${APP_NAME}-${APP_VERSION}-docs.tar.gz\",\"url\":\"${PACKAGE_REGISTRY_URL}/${APP_NAME}/${APP_VERSION}/${APP_NAME}-${APP_VERSION}-docs.tar.gz\"}"
-
-release-hex:
-  image: elixir:latest
-  dependencies:
-    - build
-  stage: release
-  only:
-    - tags
-    - /^v\d+\.\d+\.\d+(-\w+)?$/
-  script:
-    - mix hex.publish --yes
diff --git a/.tool-versions b/.tool-versions
new file mode 100644
index 0000000..59ca8c4
--- /dev/null
+++ b/.tool-versions
@@ -0,0 +1,2 @@
+erlang 27.0
+elixir 1.17.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9318c7a..7d5aca2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,14 +5,10 @@ See [Conventional Commits](Https://conventionalcommits.org) for commit guideline
 
 <!-- changelog -->
 
-## [v1.0.0](https://gitlab.com/jimsy/circuits_uart_midi_framing/compare/v0.1.0...v1.0.0) (2023-01-16)
+## [v1.0.0](https://harton.dev/james/circuits_uart_midi_framing/compare/v0.1.0...v1.0.0) (2023-01-16)
+
 ### Breaking Changes:
 
-* Relicense to HL3-FULL.
-
-
-
-## [v0.1.0](https://gitlab.com/jimsy/circuits_uart_midi_framing/compare/v0.1.0...v0.1.0) (2021-12-08)
-
-
+- Relicense to HL3-FULL.
 
+## [v0.1.0](https://harton.dev/james/circuits_uart_midi_framing/compare/v0.1.0...v0.1.0) (2021-12-08)
diff --git a/README.md b/README.md
index 9666721..d6c790c 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Circuits.UART.Framing.MIDI
 
-[![pipeline status](https://gitlab.com/jimsy/angle/badges/main/pipeline.svg)](https://gitlab.com/jimsy/angle/commits/main)
-[![Hex.pm](https://img.shields.io/hexpm/v/angle.svg)](https://hex.pm/packages/angle)
+[![Build Status](https://drone.harton.dev/api/badges/james/circuits_uart_midi_framing/status.svg)](https://drone.harton.dev/james/circuits_uart_midi_framing)
+[![Hex.pm](https://img.shields.io/hexpm/v/circuits_uart_midi_framing.svg)](https://hex.pm/packages/circuits_uart_midi_framing)
 [![Hippocratic License HL3-FULL](https://img.shields.io/static/v1?label=Hippocratic%20License&message=HL3-FULL&labelColor=5e2751&color=bc8c3d)](https://firstdonoharm.dev/version/3/0/full.html)
 
 Implements a simple framing that splits incoming serial data into individual
@@ -32,7 +32,7 @@ This software is licensed under the terms of the
 this package for the terms.
 
 This license actively proscribes this software being used by and for some
-industries, countries and activities.  If your usage of this software doesn't
+industries, countries and activities. If your usage of this software doesn't
 comply with the terms of this license, then [contact me](mailto:james@harton.nz)
 with the details of your use-case to organise the purchase of a license - the
 cost of which may include a donation to a suitable charity or NGO.
diff --git a/config/config.exs b/config/config.exs
index 2b6bad5..ee7671d 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -3,7 +3,7 @@ import Config
 config :git_ops,
   mix_project: Mix.Project.get!(),
   changelog_file: "CHANGELOG.md",
-  repository_url: "https://gitlab.com/jimsy/circuits_uart_midi_framing",
+  repository_url: "https://harton.dev/james/circuits_uart_midi_framing",
   manage_mix_version?: true,
   manage_readme_version: "README.md",
   version_tag_prefix: "v"
diff --git a/lib/circuits/uart/framing/midi.ex b/lib/circuits/uart/framing/midi.ex
index 32b98de..22125b5 100644
--- a/lib/circuits/uart/framing/midi.ex
+++ b/lib/circuits/uart/framing/midi.ex
@@ -31,7 +31,6 @@ defmodule Circuits.UART.Framing.MIDI do
     case Buffer.get_packets(buffer) do
       {:ok, messages, %Buffer{buffer: <<>>} = buffer} -> {:ok, messages, buffer}
       {:ok, messages, %Buffer{} = buffer} -> {:in_frame, messages, buffer}
-      {:error, reason} -> {:error, reason}
     end
   end
 
diff --git a/mix.exs b/mix.exs
index 0f81521..866d06b 100644
--- a/mix.exs
+++ b/mix.exs
@@ -24,7 +24,7 @@ defmodule Circuits.UART.Framing.MIDI.MixProject do
       maintainers: ["James Harton <james@harton.nz>"],
       licenses: ["HL3-FULL"],
       links: %{
-        "Source" => "https://gitlab.com/jimsy/circuits_uart_midi_framing"
+        "Source" => "https://harton.dev/james/circuits_uart_midi_framing"
       }
     ]
   end
@@ -41,9 +41,12 @@ defmodule Circuits.UART.Framing.MIDI.MixProject do
     [
       {:circuits_uart, "~> 1.4"},
       {:credo, "~> 1.6", only: [:dev, :test], runtime: false},
-      {:earmark, "~> 1.4", only: [:dev, :test]},
-      {:ex_doc, "~> 0.30", only: [:dev, :test]},
-      {:git_ops, "~> 2.4", only: ~w[dev test]a, runtime: false}
+      {:dialyxir, "~> 1.4", only: [:dev, :test], runtime: false},
+      {:doctor, "~> 0.21", only: [:dev, :test], runtime: false},
+      {:earmark, "~> 1.4", only: [:dev, :test], runtime: false},
+      {:ex_check, "~> 0.16", only: [:dev, :test], runtime: false},
+      {:ex_doc, "~> 0.30", only: [:dev, :test], runtime: false},
+      {:git_ops, "~> 2.4", only: [:dev, :test], runtime: false}
     ]
   end
 end
diff --git a/mix.lock b/mix.lock
index fe10ecd..af24630 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,16 +1,21 @@
 %{
-  "bunt": {:hex, :bunt, "0.2.0", "951c6e801e8b1d2cbe58ebbd3e616a869061ddadcc4863d0a2182541acae9a38", [:mix], [], "hexpm", "7af5c7e09fe1d40f76c8e4f9dd2be7cebd83909f31fee7cd0e9eadc567da8353"},
+  "bunt": {:hex, :bunt, "1.0.0", "081c2c665f086849e6d57900292b3a161727ab40431219529f13c4ddcf3e7a44", [:mix], [], "hexpm", "dc5f86aa08a5f6fa6b8096f0735c4e76d54ae5c9fa2c143e5a1fc7c1cd9bb6b5"},
   "circuits_uart": {:hex, :circuits_uart, "1.4.1", "f8151bfb5ac29fe2e791eec00bc6ec298fdb8fa81ddd80bdb0f9f2828f20d7b8", [:mix], [{:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "8cc3065de6d9b859f76d10fa438e243103eea1ba53b9749e4c63005c6d89780b"},
-  "credo": {:hex, :credo, "1.6.1", "7dc76dcdb764a4316c1596804c48eada9fff44bd4b733a91ccbf0c0f368be61e", [:mix], [{:bunt, "~> 0.2.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2.8", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "698607fb5993720c7e93d2d8e76f2175bba024de964e160e2f7151ef3ab82ac5"},
+  "credo": {:hex, :credo, "1.7.7", "771445037228f763f9b2afd612b6aa2fd8e28432a95dbbc60d8e03ce71ba4446", [:mix], [{:bunt, "~> 0.2.1 or ~> 1.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "8bc87496c9aaacdc3f90f01b7b0582467b69b4bd2441fe8aae3109d843cc2f2e"},
+  "decimal": {:hex, :decimal, "2.1.1", "5611dca5d4b2c3dd497dec8f68751f1f1a54755e8ed2a966c2633cf885973ad6", [:mix], [], "hexpm", "53cfe5f497ed0e7771ae1a475575603d77425099ba5faef9394932b35020ffcc"},
+  "dialyxir": {:hex, :dialyxir, "1.4.3", "edd0124f358f0b9e95bfe53a9fcf806d615d8f838e2202a9f430d59566b6b53b", [:mix], [{:erlex, ">= 0.2.6", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "bf2cfb75cd5c5006bec30141b131663299c661a864ec7fbbc72dfa557487a986"},
+  "doctor": {:hex, :doctor, "0.21.0", "20ef89355c67778e206225fe74913e96141c4d001cb04efdeba1a2a9704f1ab5", [:mix], [{:decimal, "~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}], "hexpm", "a227831daa79784eb24cdeedfa403c46a4cb7d0eab0e31232ec654314447e4e0"},
   "earmark": {:hex, :earmark, "1.4.19", "3854a17305c880cc46305af15fb1630568d23a709aba21aaa996ced082fc29d7", [:mix], [{:earmark_parser, ">= 1.4.18", [hex: :earmark_parser, repo: "hexpm", optional: false]}], "hexpm", "d5a8c9f9e37159a8fdd3ea8437fb4e229eaf56d5129b9a011dc4780a4872079d"},
   "earmark_parser": {:hex, :earmark_parser, "1.4.33", "3c3fd9673bb5dcc9edc28dd90f50c87ce506d1f71b70e3de69aa8154bc695d44", [:mix], [], "hexpm", "2d526833729b59b9fdb85785078697c72ac5e5066350663e5be6a1182da61b8f"},
   "elixir_make": {:hex, :elixir_make, "0.6.0", "38349f3e29aff4864352084fc736fa7fa0f2995a819a737554f7ebd28b85aaab", [:mix], [], "hexpm", "d522695b93b7f0b4c0fcb2dfe73a6b905b1c301226a5a55cb42e5b14d509e050"},
+  "erlex": {:hex, :erlex, "0.2.7", "810e8725f96ab74d17aac676e748627a07bc87eb950d2b83acd29dc047a30595", [:mix], [], "hexpm", "3ed95f79d1a844c3f6bf0cea61e0d5612a42ce56da9c03f01df538685365efb0"},
+  "ex_check": {:hex, :ex_check, "0.16.0", "07615bef493c5b8d12d5119de3914274277299c6483989e52b0f6b8358a26b5f", [:mix], [], "hexpm", "4d809b72a18d405514dda4809257d8e665ae7cf37a7aee3be6b74a34dec310f5"},
   "ex_doc": {:hex, :ex_doc, "0.30.0", "ed94bf5183f559d2f825e4f866cc0eab277bbb17da76aff40f8e0f149656943e", [:mix], [{:earmark_parser, "~> 1.4.31", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.14", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1", [hex: :makeup_erlang, repo: "hexpm", optional: false]}], "hexpm", "6743fe46704fe27e2f2558faa61f00e5356528768807badb2092d38476d6dac2"},
-  "file_system": {:hex, :file_system, "0.2.10", "fb082005a9cd1711c05b5248710f8826b02d7d1784e7c3451f9c1231d4fc162d", [:mix], [], "hexpm", "41195edbfb562a593726eda3b3e8b103a309b733ad25f3d642ba49696bf715dc"},
+  "file_system": {:hex, :file_system, "1.0.0", "b689cc7dcee665f774de94b5a832e578bd7963c8e637ef940cd44327db7de2cd", [:mix], [], "hexpm", "6752092d66aec5a10e662aefeed8ddb9531d79db0bc145bb8c40325ca1d8536d"},
   "git_cli": {:hex, :git_cli, "0.3.0", "a5422f9b95c99483385b976f5d43f7e8233283a47cda13533d7c16131cb14df5", [:mix], [], "hexpm", "78cb952f4c86a41f4d3511f1d3ecb28edb268e3a7df278de2faa1bd4672eaf9b"},
   "git_ops": {:hex, :git_ops, "2.4.5", "185a724dfde3745edd22f7571d59c47a835cf54ded67e9ccbc951920b7eec4c2", [:mix], [{:git_cli, "~> 0.2", [hex: :git_cli, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.0", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "e323a5b01ad53bc8c19c3a444be3e61ed7803ecd2e95530446ae9327d0143ecc"},
-  "jason": {:hex, :jason, "1.2.2", "ba43e3f2709fd1aa1dce90aaabfd039d000469c05c56f0b8e31978e03fa39052", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "18a228f5f0058ee183f29f9eae0805c6e59d61c3b006760668d8d18ff0d12179"},
-  "makeup": {:hex, :makeup, "1.1.0", "6b67c8bc2882a6b6a445859952a602afc1a41c2e08379ca057c0f525366fc3ca", [], [{:nimble_parsec, "~> 1.2.2 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "0a45ed501f4a8897f580eabf99a2e5234ea3e75a4373c8a52824f6e873be57a6"},
+  "jason": {:hex, :jason, "1.4.1", "af1504e35f629ddcdd6addb3513c3853991f694921b1b9368b0bd32beb9f1b63", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "fbb01ecdfd565b56261302f7e1fcc27c4fb8f32d56eab74db621fc154604a7a1"},
+  "makeup": {:hex, :makeup, "1.1.0", "6b67c8bc2882a6b6a445859952a602afc1a41c2e08379ca057c0f525366fc3ca", [:mix], [{:nimble_parsec, "~> 1.2.2 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "0a45ed501f4a8897f580eabf99a2e5234ea3e75a4373c8a52824f6e873be57a6"},
   "makeup_elixir": {:hex, :makeup_elixir, "0.16.1", "cc9e3ca312f1cfeccc572b37a09980287e243648108384b97ff2b76e505c3555", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "e127a341ad1b209bd80f7bd1620a15693a9908ed780c3b763bccf7d200c767c6"},
   "makeup_erlang": {:hex, :makeup_erlang, "0.1.2", "ad87296a092a46e03b7e9b0be7631ddcf64c790fa68a9ef5323b6cbb36affc72", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "f3f5a1ca93ce6e092d92b6d9c049bcda58a3b617a8d888f8e7231c85630e8108"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.3.1", "2c54013ecf170e249e9291ed0a62e5832f70a476c61da16f6aac6dca0189f2af", [:mix], [], "hexpm", "2682e3c0b2eb58d90c6375fc0cc30bc7be06f365bf72608804fb9cffa5e1b167"},
diff --git a/test/circuits/uart/framing/midi/buffer_test.exs b/test/circuits/uart/framing/midi/buffer_test.exs
index e22f8c4..5264a20 100644
--- a/test/circuits/uart/framing/midi/buffer_test.exs
+++ b/test/circuits/uart/framing/midi/buffer_test.exs
@@ -88,7 +88,7 @@ defmodule Circuits.UART.Framing.MIDI.BufferTest do
         |> Buffer.append(message)
         |> Buffer.get_packets()
 
-      assert [message] = messages
+      assert [_message] = messages
       assert Buffer.empty?(buffer)
     end
   end