diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d4a6bd09..e16ff30c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "pypy3.8"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "pypy3.8"]
         os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps:
diff --git a/setup.py b/setup.py
index 733a87ba..701d169c 100755
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,6 @@ def get_version():
         "Programming Language :: Python",
         "Programming Language :: Python :: 3 :: Only",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
diff --git a/tox.ini b/tox.ini
index 4438219f..95de9f43 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,9 +2,9 @@
 
 [tox]
 envlist =
-    py{37,38,39,310,311,py3}
-    py{37,38,39,310,311,py3}-tinycss2
-    py{37,38,39,310,311}-build-no-lang
+    py{38,39,310,311,py3}
+    py{38,39,310,311,py3}-tinycss2
+    py{38,39,310,311}-build-no-lang
     py39-docs
     py39-format-check
     py39-lint
@@ -12,7 +12,6 @@ envlist =
 
 [gh-actions]
 python =
-    3.7: py37
     3.8: py38
     3.9: py39
     3.10: py310
@@ -25,12 +24,6 @@ commands =
     pytest {posargs:-v}
     python setup.py build
 
-[testenv:py37-tinycss2]
-deps = -rrequirements-dev.txt
-extras = css
-commands =
-    pytest {posargs:-v}
-
 [testenv:py38-tinycss2]
 deps = -rrequirements-dev.txt
 extras = css
@@ -61,12 +54,6 @@ extras = css
 commands =
     pytest {posargs:-v}
 
-[testenv:py37-build-no-lang]
-setenv =
-    LANG=
-commands =
-    python setup.py build
-
 [testenv:py38-build-no-lang]
 setenv =
     LANG=
@@ -111,7 +98,7 @@ changedir = {toxinidir}
 deps = -rrequirements-dev.txt
 platform = linux
 commands =
-    black --target-version=py37 --check --diff --exclude=_vendor setup.py bleach/ tests/ tests_website/
+    black --target-version=py38 --check --diff --exclude=_vendor setup.py bleach/ tests/ tests_website/
 
 [testenv:py39-docs]
 changedir = docs