diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ba0853e..88d2ca1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9, "3.10", "3.11"]
+        python-version: [3.8, 3.9, "3.10", "3.11"]
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
diff --git a/Changelog.md b/Changelog.md
index f1e6865..f7d7482 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -8,6 +8,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Changed
 ### Fixed
 ### Removed
+- Support for Python 3.7 is removed.
 ### Deprecated
 
 ## [v1.2.1] - 2023-04-03
diff --git a/README.md b/README.md
index 64c65fb..3469bbd 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 [![pypi](https://badge.fury.io/py/financeager.svg)](https://pypi.org/project/flake8-pytest-style)
-[![Python: 3.7+](https://img.shields.io/badge/Python-3.7+-blue.svg)](https://pypi.org/project/financeager)
+[![Python: 3.8+](https://img.shields.io/badge/Python-3.8+-blue.svg)](https://pypi.org/project/financeager)
 [![Downloads](https://img.shields.io/pypi/dm/financeager.svg)](https://pypistats.org/packages/flake8-pytest-style)
 ![Build Status](https://github.com/pylipp/financeager/workflows/CI/badge.svg)
 [![Coverage Status](https://coveralls.io/repos/github/pylipp/financeager/badge.svg?branch=master)](https://coveralls.io/github/pylipp/financeager?branch=master)
@@ -25,7 +25,7 @@ You might be someone who wants to organize finances with a simple software becau
 
 ## Installation
 
-`financeager` requires Python 3.7 or higher (last version supporting Python 3.6 is 1.0.3).
+`financeager` requires Python 3.8 or higher (last version supporting Python 3.6/3.7 is 1.0.3/1.2.1).
 
 ### From PyPI package
 
diff --git a/pyproject.toml b/pyproject.toml
index a547ed3..c005842 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,6 @@ classifiers = [
   "Intended Audience :: Other Audience",
   "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
   "Operating System :: Unix",
-  "Programming Language :: Python :: 3.7",
   "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
@@ -47,14 +46,11 @@ classifiers = [
 develop = [
   "black==23.3.0",
   "coverage==7.2.1",
-  'flake8==6.0.0; python_version >= "3.8"',
-  'flake8==5.0.4; python_version < "3.8"',
+  'flake8==6.0.0',
   "flake8-pyproject==1.2.3",
   "gitlint-core==0.19.1",
-  'isort==5.12.0; python_version >= "3.8"',
-  'isort==5.11.4; python_version < "3.8"',
-  'pre-commit==3.1.1; python_version >= "3.8"',
-  'pre-commit==2.21.0; python_version < "3.8"',
+  'isort==5.12.0',
+  'pre-commit==3.1.1',
 ]
 packaging = [
   "build",