diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 487027e..1b75df3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,11 +20,11 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: 3.13
       - uses: actions/cache@v4
         with:
           path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-3.9-${{ hashFiles('requirements/*.txt') }}
+          key: ${{ runner.os }}-pip-3.13-${{ hashFiles('requirements/*.txt') }}
           restore-keys: |
             ${{ runner.os }}-pip-
       - run: make setup
@@ -37,10 +37,10 @@ jobs:
     steps:
       - name: Checkhout
         uses: actions/checkout@v4
-      - name: Setup Python 3.9
+      - name: Setup Python 3.13
         uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: 3.13
       - uses: actions/cache@v4
         with:
           path: ~/.cache/pip
@@ -55,10 +55,10 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-         pyver: ['3.8', '3.9', '3.10', '3.11']
+         pyver: ['3.9', '3.10', '3.11', '3.12', '3.13']
          experimental: [false]
          include:
-           - pyver: "3.12"
+           - pyver: "3.14"
              experimental: true
       fail-fast: true
     continue-on-error: ${{ matrix.experimental }}
@@ -110,7 +110,7 @@ jobs:
     - name: Setup Python
       uses: actions/setup-python@v5
       with:
-        python-version: 3.8
+        python-version: 3.13
     - name: Install dependencies
       run:
         python -m pip install -U pip wheel setuptools build twine
diff --git a/CHANGES/525.feature.rst b/CHANGES/525.feature.rst
new file mode 100644
index 0000000..185a090
--- /dev/null
+++ b/CHANGES/525.feature.rst
@@ -0,0 +1 @@
+Add Python 3.12 and 3.13 support.
diff --git a/CHANGES/525.removal.rst b/CHANGES/525.removal.rst
new file mode 100644
index 0000000..4308d19
--- /dev/null
+++ b/CHANGES/525.removal.rst
@@ -0,0 +1 @@
+Drop Python 3.8 support.
diff --git a/CHANGES/README.rst b/CHANGES/README.rst
new file mode 100644
index 0000000..407145b
--- /dev/null
+++ b/CHANGES/README.rst
@@ -0,0 +1,3 @@
+Towncrier changelog records.
+
+Run ``towncrier create <num>.feature`` to add a new reacord.
diff --git a/setup.cfg b/setup.cfg
index 4ff33f8..db1e11d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -32,16 +32,16 @@ classifiers =
 
   Programming Language :: Python
   Programming Language :: Python :: 3
-  Programming Language :: Python :: 3.8
   Programming Language :: Python :: 3.9
   Programming Language :: Python :: 3.10
   Programming Language :: Python :: 3.11
   Programming Language :: Python :: 3.12
+  Programming Language :: Python :: 3.13
 
   Topic :: Software Development
 
 [options]
-python_requires = >=3.8
+python_requires = >=3.9
 packages = aiojobs
 include_package_data = True