diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index a9fa731..7f128f7 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -43,7 +43,6 @@ jobs:
           # The last listed Python version is the default.
           python-version: |
             pypy-3.9
-            3.7
             3.8
             3.9
             3.10
@@ -157,7 +156,7 @@ jobs:
       - name: "Set up Python"
         uses: "actions/setup-python@v5"
         with:
-          python-version: "3.7"
+          python-version: "3.8"
           cache: pip
           cache-dependency-path: 'requirements/*.txt'
 
@@ -181,7 +180,7 @@ jobs:
       - name: "Set up Python"
         uses: "actions/setup-python@v5"
         with:
-          python-version: "3.7"
+          python-version: "3.8"
           cache: pip
           cache-dependency-path: 'requirements/*.txt'
 
diff --git a/Makefile b/Makefile
index 94be70a..d18a5bb 100644
--- a/Makefile
+++ b/Makefile
@@ -37,7 +37,7 @@ sterile: clean ## remove absolutely all built artifacts
 	rm -fr .tox
 
 coverage: clean ## generate and view HTML coverage report
-	tox -e py37,py312,coverage
+	tox -e py38,py312,coverage
 	$(BROWSER)htmlcov/index.html
 
 docs: botedits ## generate Sphinx HTML documentation, including API docs
diff --git a/changelog.d/20240505_065319_nedbat_py38.rst b/changelog.d/20240505_065319_nedbat_py38.rst
new file mode 100644
index 0000000..5886b33
--- /dev/null
+++ b/changelog.d/20240505_065319_nedbat_py38.rst
@@ -0,0 +1,4 @@
+Changed
+.......
+
+- Dropped support for Python 3.7.
diff --git a/setup.cfg b/setup.cfg
index 27a6be5..e56641f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -15,7 +15,6 @@ classifiers =
     License :: OSI Approved :: Apache Software License
     Natural Language :: English
     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 fbe000e..6b1f33e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,13 +1,13 @@
 [tox]
 envlist =
     # Run on all our Pythons:
-    py3{7,8,9,10,11,12},
+    py3{8,9,10,11,12},
     # Run with no extras on lowest and highest version:
-    py3{7,12}-no_extras,
+    py3{8,12}-no_extras,
     # And the rest:
     pypy3, coverage, docs, quality
 labels =
-    ci-tests = py3{7,8,9,10,11,12},py3{7,12}-no_extras,pypy3
+    ci-tests = py3{8,9,10,11,12},py3{8,12}-no_extras,pypy3
 
 [testenv]
 package = wheel
@@ -29,7 +29,7 @@ commands =
     coverage run --debug=sys -p -m pytest -Wd {posargs}
 
 [testenv:coverage]
-depends = py37,py38,py39,py310,py311,py312,pypy3
+depends = py38,py39,py310,py311,py312,pypy3
 basepython = python3.12
 commands =
     coverage combine -q