diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 0821eef..7f3ebaf 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -28,3 +28,9 @@ repos:
     rev: 4.0.1
     hooks:
     -   id: flake8
+-   repo: https://github.com/asottile/pyupgrade
+    rev: v2.31.0
+    hooks:
+    -   id: pyupgrade
+        args:
+        -   --py38-plus
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 10dedd3..ee16767 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+- add pyupgrade
 - add gitlab formatter for google chat & microsoft teams
   in [#21](https://github.com/nim65s/matrix-webhook/pull/21)
   by [@GhislainC](https://github.com/GhislainC)
diff --git a/matrix_webhook/formatters.py b/matrix_webhook/formatters.py
index d1d0519..eda4982 100644
--- a/matrix_webhook/formatters.py
+++ b/matrix_webhook/formatters.py
@@ -21,9 +21,9 @@ def github(data, headers):
     """Pretty-print a github notification."""
     # TODO: Write nice useful formatters. This is only an example.
     if headers["X-GitHub-Event"] == "push":
-        pusher, ref, a, b, c = [
+        pusher, ref, a, b, c = (
             data[k] for k in ["pusher", "ref", "after", "before", "compare"]
-        ]
+        )
         pusher = f"[@{pusher['name']}](https://github.com/{pusher['name']})"
         data["body"] = f"{pusher} pushed on {ref}: [{b} → {a}]({c}):\n\n"
         for commit in data["commits"]:
diff --git a/poetry.lock b/poetry.lock
index ad68afd..3a5c80a 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -466,6 +466,17 @@ asyncio = ["async-timeout (>=3.0.1)"]
 curio = ["curio (>=1.4)"]
 trio = ["trio (>=0.16.0)"]
 
+[[package]]
+name = "pyupgrade"
+version = "2.31.0"
+description = "A tool to automatically upgrade syntax for newer versions."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
+[package.dependencies]
+tokenize-rt = ">=3.2.0"
+
 [[package]]
 name = "rfc3986"
 version = "1.5.0"
@@ -504,6 +515,14 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package]]
+name = "tokenize-rt"
+version = "4.2.1"
+description = "A wrapper around the stdlib `tokenize` which roundtrips."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
 [[package]]
 name = "tomli"
 version = "1.2.3"
@@ -555,7 +574,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.8"
-content-hash = "54f494bc284f796f48f53553f3e581e92268db6fb499a72f671d8c34b21b1942"
+content-hash = "bd4a6605b9ddf79a0f70a141e780ce321f9c22d65d5c983fdc887796184456b4"
 
 [metadata.files]
 aiofiles = [
@@ -1001,6 +1020,10 @@ python-socks = [
     {file = "python-socks-1.2.4.tar.gz", hash = "sha256:7d0ef2578cead9f762b71317d25a6c118fabaf79535555e75b3e102f5158ddd8"},
     {file = "python_socks-1.2.4-py3-none-any.whl", hash = "sha256:9f12e8fe78629b87543fad0e4ea0ccf103a4fad6a7872c5d0ecb36d9903fa548"},
 ]
+pyupgrade = [
+    {file = "pyupgrade-2.31.0-py2.py3-none-any.whl", hash = "sha256:0a62c5055f854d7f36e155b7ee8920561bf0399c53edd975cf02436eef8937fc"},
+    {file = "pyupgrade-2.31.0.tar.gz", hash = "sha256:80e2308cae2b11c3fdd091137495d99abf7e0cd98b501aa5758974991497c24c"},
+]
 rfc3986 = [
     {file = "rfc3986-1.5.0-py2.py3-none-any.whl", hash = "sha256:a86d6e1f5b1dc238b218b012df0aa79409667bb209e58da56d0b94704e712a97"},
     {file = "rfc3986-1.5.0.tar.gz", hash = "sha256:270aaf10d87d0d4e095063c65bf3ddbc6ee3d0b226328ce21e036f946e421835"},
@@ -1017,6 +1040,10 @@ snowballstemmer = [
     {file = "snowballstemmer-2.2.0-py2.py3-none-any.whl", hash = "sha256:c8e1716e83cc398ae16824e5572ae04e0d9fc2c6b985fb0f900f5f0c96ecba1a"},
     {file = "snowballstemmer-2.2.0.tar.gz", hash = "sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1"},
 ]
+tokenize-rt = [
+    {file = "tokenize_rt-4.2.1-py2.py3-none-any.whl", hash = "sha256:08a27fa032a81cf45e8858d0ac706004fcd523e8463415ddf1442be38e204ea8"},
+    {file = "tokenize_rt-4.2.1.tar.gz", hash = "sha256:0d4f69026fed520f8a1e0103aa36c406ef4661417f20ca643f913e33531b3b94"},
+]
 tomli = [
     {file = "tomli-1.2.3-py3-none-any.whl", hash = "sha256:e3069e4be3ead9668e21cb9b074cd948f7b3113fd9c8bba083f48247aab8b11c"},
     {file = "tomli-1.2.3.tar.gz", hash = "sha256:05b6166bff487dc068d322585c7ea4ef78deed501cc124060e0f238e89a9231f"},
diff --git a/pyproject.toml b/pyproject.toml
index 2994446..97dab39 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,6 +19,7 @@ coverage = "^5.5"
 black = "^21.6b0"
 pydocstyle = "^6.1.1"
 flake8 = "^3.9.2"
+pyupgrade = "^2.31.0"
 
 [tool.pydocstyle]
 ignore = ["D200", "D203", "D204", "D212"]