diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index b3f082c9769..a36f9a8496d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -32,8 +32,7 @@ jobs:
         id: generate-python-key
         run: >-
           echo "::set-output name=key::base-venv-${{ env.CACHE_VERSION }}-${{
-            hashFiles('pylint/__pkg_info__.py', 'requirements_test.txt', 'setup.py',
-                      'setup.cfg', 'requirements_test_min.txt', 'requirements_docs.txt') }}"
+            hashFiles('pylint/__pkg_info__.py', 'setup.cfg') }}"
       - name: Restore Python virtual environment
         id: cache-venv
         uses: actions/cache@v2.1.4
@@ -50,9 +49,8 @@ jobs:
           python -m venv venv
           . venv/bin/activate
           python -m pip install -U pip setuptools wheel
-          pip install -U -r requirements_test.txt
-          pip install -U -r requirements_docs.txt
-          pip install -e .
+          pip install -U -e .[test_online]
+          pip install -U -e .[docs]
       - name: Generate pre-commit restore key
         id: generate-pre-commit-key
         run: >-
@@ -194,8 +192,7 @@ jobs:
         id: generate-python-key
         run: >-
           echo "::set-output name=key::venv-${{ env.CACHE_VERSION }}-${{
-            hashFiles('pylint/__pkg_info__.py', 'requirements_test.txt', 'setup.py',
-                      'setup.cfg', 'requirements_test_min.txt') }}"
+            hashFiles('pylint/__pkg_info__.py', 'setup.cfg') }}"
       - name: Restore Python virtual environment
         id: cache-venv
         uses: actions/cache@v2.1.4
@@ -212,8 +209,7 @@ jobs:
           python -m venv venv
           . venv/bin/activate
           python -m pip install -U pip setuptools wheel
-          pip install -U -r requirements_test.txt
-          pip install -e .
+          pip install -e .[test_online] -U
 
   pytest-linux:
     name: Run tests Python ${{ matrix.python-version }} (Linux)
@@ -366,7 +362,7 @@ jobs:
         id: generate-python-key
         run: >-
           echo "::set-output name=key::venv-${{ env.CACHE_VERSION }}-${{
-            hashFiles('pylint/__pkg_info__.py',  'setup.py', 'setup.cfg', 'requirements_test_min.txt') }}"
+            hashFiles('pylint/__pkg_info__.py', 'setup.cfg') }}"
       - name: Restore Python virtual environment
         id: cache-venv
         uses: actions/cache@v2.1.4
@@ -383,8 +379,7 @@ jobs:
           python -m venv venv
           . venv\\Scripts\\activate
           python -m pip install -U pip setuptools wheel
-          pip install -U -r requirements_test_min.txt
-          pip install -e .
+          pip install -U -e .[test_minimal]
 
   pytest-windows:
     name: Run tests Python ${{ matrix.python-version }} (Windows)
@@ -444,7 +439,7 @@ jobs:
         id: generate-python-key
         run: >-
           echo "::set-output name=key::venv-${{ env.CACHE_VERSION }}-${{
-            hashFiles('pylint/__pkg_info__.py',  'setup.py', 'setup.cfg', 'requirements_test_min.txt') }}"
+            hashFiles('pylint/__pkg_info__.py', 'setup.cfg') }}"
       - name: Restore Python virtual environment
         id: cache-venv
         uses: actions/cache@v2.1.4
@@ -461,8 +456,8 @@ jobs:
           python -m venv venv
           . venv/bin/activate
           python -m pip install -U pip setuptools wheel
-          pip install -U -r requirements_test_min.txt
-          pip install -e .
+          pip install -e .[test_minimal] -U
+
 
   pytest-pypy:
     name: Run tests Python ${{ matrix.python-version }}
diff --git a/requirements_docs.txt b/requirements_docs.txt
deleted file mode 100644
index cecbaad52d8..00000000000
--- a/requirements_docs.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-Sphinx==3.5.3
-python-docs-theme==2020.12
diff --git a/requirements_test.txt b/requirements_test.txt
deleted file mode 100644
index 28e29724cd8..00000000000
--- a/requirements_test.txt
+++ /dev/null
@@ -1,9 +0,0 @@
--r requirements_test_pre_commit.txt
--r requirements_test_min.txt
-coveralls~=3.0
-coverage~=5.5
-pre-commit~=2.11
-pyenchant~=3.2
-pytest-cov~=2.11
-pytest-profiling~=1.7
-pytest-xdist~=2.2
diff --git a/requirements_test_min.txt b/requirements_test_min.txt
deleted file mode 100644
index 4fadec38d84..00000000000
--- a/requirements_test_min.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-pytest~=6.2
-pytest-benchmark~=3.2
diff --git a/requirements_test_pre_commit.txt b/requirements_test_pre_commit.txt
deleted file mode 100644
index d9f5fba3b10..00000000000
--- a/requirements_test_pre_commit.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-autoflake==1.4
-black==20.8b1
-flake8==3.9.0
-isort==5.8.0
-mypy==0.812
-pyupgrade==2.11.0
-black-disable-checker==1.0.0
diff --git a/setup.cfg b/setup.cfg
index fc526768570..3fef20758a4 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -35,10 +35,11 @@ classifiers =
     Topic :: Software Development :: Testing
 
 [options]
+zip_safe = True
 packages = find:
 python_requires = ~=3.6
+py_modules = easy_install
 setup_requires =
-
 install_requires =
     astroid>=2.5.2,<2.7
     isort>=4.2.5,<6
@@ -53,6 +54,33 @@ console_scripts =
     pyreverse = pylint:run_pyreverse
     symilar = pylint:run_symilar
 
+[options.extras_require]
+docs =
+    Sphinx==3.5.3
+    python-docs-theme==2020.12
+
+test_minimal =
+    pytest~=6.2
+    pytest-benchmark~=3.2
+    pytest-cov~=2.11
+
+test_pre_commit =
+    pre-commit~=2.11
+    autoflake==1.4
+    black==20.8b1
+    flake8==3.9.0
+    isort==5.8.0
+    mypy==0.812
+    pyupgrade==2.11.0
+    black-disable-checker==1.0.0
+
+test_online =
+    coveralls~=3.0
+    coverage~=5.5
+    pyenchant~=3.2
+    pytest-profiling~=1.7
+    pytest-xdist~=2.2
+
 [aliases]
 test = pytest
 
diff --git a/setup.py b/setup.py
index fd986e98ca8..47877d554c8 100644
--- a/setup.py
+++ b/setup.py
@@ -12,28 +12,5 @@
 with open(HERE / "pylint/__pkginfo__.py", encoding="UTF-8") as f:
     exec(f.read(), __pkginfo__)  # pylint: disable=exec-used
 
-with open(HERE / "requirements_docs.txt", encoding="UTF-8") as f:
-    doc_extra_requires = f.readlines()
-
-with open(HERE / "requirements_test_min.txt", encoding="UTF-8") as f:
-    test_requires = f.readlines()
-
-DEV_REQUIREMENTS_FILES = ["requirements_test.txt", "requirements_test_pre_commit.txt"]
-dev_extra_requires = doc_extra_requires + test_requires
-for requirement_file in DEV_REQUIREMENTS_FILES:
-    with open(HERE / requirement_file, encoding="UTF-8") as f:
-        dev_extra_requires += [
-            line for line in f.readlines() if not line.startswith("-r")
-        ]
-
-
 if __name__ == "__main__":
-    setup(
-        version=__pkginfo__["__version__"],
-        tests_require=test_requires,
-        extras_require={
-            ':sys_platform=="win32"': ["colorama"],
-            "docs": doc_extra_requires,
-            "dev": dev_extra_requires,
-        },
-    )
+    setup(version=__pkginfo__["__version__"])
diff --git a/tox.ini b/tox.ini
index c079d4e2c2f..560661008ba 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,8 +6,8 @@ skip_missing_interpreters = true
 
 [testenv:pylint]
 deps =
-    -r {toxinidir}/requirements_test_min.txt
-    pre-commit==2.10.1
+    -e {toxinidir}[test_minimal]
+    pre-commit~=2.11
 commands =
     pre-commit run pylint --all-files
 
@@ -15,8 +15,8 @@ commands =
 [testenv:formatting]
 basepython = python3
 deps =
-    -r {toxinidir}/requirements_test_min.txt
-    pre-commit==2.10.1
+    -e {toxinidir}[test_minimal]
+    pre-commit~=2.11
 commands =
     pre-commit run --all-files
 
@@ -24,7 +24,7 @@ commands =
 [testenv:mypy]
 basepython = python3
 deps =
-    pre-commit==2.10.1
+    pre-commit~=2.11
 commands =
     pre-commit run mypy --all-files
 
@@ -33,7 +33,7 @@ commands =
 setenv =
     COVERAGE_FILE = {toxinidir}/.coverage.{envname}
 deps =
-    -r {toxinidir}/requirements_test.txt
+    -e {toxinidir}[test_online]
 commands =
     ; Run tests, ensuring all benchmark tests do not run
     pytest --benchmark-disable {toxinidir}/tests/ {posargs:}
@@ -41,7 +41,7 @@ commands =
 
 [testenv:spelling]
 deps =
-    -r {toxinidir}/requirements_test.txt
+    -e {toxinidir}[test_online]
 commands =
     pytest {toxinidir}/tests/ {posargs:} -k unittest_spelling
 
@@ -50,7 +50,7 @@ commands =
 setenv =
     COVERAGE_FILE = {toxinidir}/.coverage
 deps =
-    -r {toxinidir}/requirements_test.txt
+    -e {toxinidir}[test_online]
 skip_install = true
 commands =
     coverage combine
@@ -60,32 +60,28 @@ commands =
 [testenv:docs]
 changedir = doc/
 deps =
-    -r {toxinidir}/requirements_docs.txt
+    -e {toxinidir}[docs]
 commands =
     sphinx-build -W -b html -d _build/doctrees . _build/html
 
 
 [testenv:benchmark]
 deps =
-    -r {toxinidir}/requirements_test.txt
+    -e {toxinidir}[test_online]
     pygal
 commands =
     ; Run the only the benchmark tests, grouping output and forcing .json output so we
     ; can compare benchmark runs
-    pytest --exitfirst \
-        --failed-first \
-        --benchmark-only \
-        --benchmark-save=batch_files \
-        --benchmark-save-data \
-        --benchmark-autosave {toxinidir}/tests \
-        --benchmark-group-by="group" \
-        {posargs:}
+    pytest --exitfirst --failed-first --benchmark-only \
+    --benchmark-save=batch_files --benchmark-save-data \
+    --benchmark-autosave {toxinidir}/tests --benchmark-group-by="group" \
+    {posargs:}
 
 [testenv:profile_against_external]
 setenv =
     PYTEST_PROFILE_EXTERNAL = 1
 deps =
-    -r {toxinidir}/requirements_test.txt
+    -e {toxinidir}[test_online]
    gprof2dot
 commands =
     pytest --exitfirst \