diff --git a/.github/workflows/build_wheel.yml b/.github/workflows/build_wheel.yml
index d98d681..d2937bd 100644
--- a/.github/workflows/build_wheel.yml
+++ b/.github/workflows/build_wheel.yml
@@ -8,8 +8,6 @@ jobs:
     strategy:
       matrix:
         include:
-        - python-version: '3.7'
-          toxenv: 'py37'
         - python-version: '3.8'
           toxenv: 'py38'
         - python-version: '3.9'
@@ -20,6 +18,8 @@ jobs:
           toxenv: 'py311'
         - python-version: '3.12'
           toxenv: 'py312'
+        - python-version: '3.13'
+          toxenv: 'py313'
     steps:
     - uses: actions/checkout@v4
     - name: Install build dependencies
diff --git a/appveyor.yml b/appveyor.yml
index c7ccea9..c6ac6df 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -183,6 +183,18 @@ environment:
     PYTHON: "C:\\Python312-x64\\python.exe"
     PYTHON_VERSION: 3.12
     TOXENV: py312
+  - TARGET: windows-tox-py313-32bit
+    BUILD_ENVIRONMENT: python-tox
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
+    PYTHON: "C:\\Python313\\python.exe"
+    PYTHON_VERSION: 3.13
+    TOXENV: py313
+  - TARGET: windows-tox-py313-64bit
+    BUILD_ENVIRONMENT: python-tox
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
+    PYTHON: "C:\\Python313-x64\\python.exe"
+    PYTHON_VERSION: 3.13
+    TOXENV: py313
   - TARGET: macos-tox-py38
     BUILD_ENVIRONMENT: python-tox
     APPVEYOR_BUILD_WORKER_IMAGE: macos-monterey
@@ -213,6 +225,12 @@ environment:
     HOMEBREW_NO_INSTALL_CLEANUP: 1
     PYTHON_VERSION: 3.12
     TOXENV: py312
+  - TARGET: macos-tox-py313
+    BUILD_ENVIRONMENT: python-tox
+    APPVEYOR_BUILD_WORKER_IMAGE: macos-monterey
+    HOMEBREW_NO_INSTALL_CLEANUP: 1
+    PYTHON_VERSION: 3.13
+    TOXENV: py313
   - TARGET: linux-tox-py310
     BUILD_ENVIRONMENT: python-tox
     APPVEYOR_BUILD_WORKER_IMAGE: ubuntu2204
diff --git a/m4/common.m4 b/m4/common.m4
index c2ea816..c229b79 100644
--- a/m4/common.m4
+++ b/m4/common.m4
@@ -1,6 +1,6 @@
 dnl Checks for common headers and functions
 dnl
-dnl Version: 20240513
+dnl Version: 20241013
 
 dnl Function to test if a certain feature was disabled
 AC_DEFUN([AX_COMMON_ARG_DISABLE],
@@ -113,7 +113,7 @@ AC_DEFUN([AX_COMMON_CHECK_ENABLE_VERBOSE_OUTPUT],
     ac_cv_enable_verbose_output=yes])
   ])
 
-dnl Function to detect whether static executables support should be enabled
+dnl Function to detect whether wide character type support should be enabled
 AC_DEFUN([AX_COMMON_CHECK_ENABLE_WIDE_CHARACTER_TYPE],
   [AX_COMMON_ARG_ENABLE(
     [wide-character-type],
diff --git a/setup.cfg.in b/setup.cfg.in
index 31d3357..948e33b 100644
--- a/setup.cfg.in
+++ b/setup.cfg.in
@@ -13,4 +13,4 @@ classifiers =
   Programming Language :: Python
 
 [options]
-python_requires = >=3.7
+python_requires = >=3.8
diff --git a/tox.ini b/tox.ini
index b572079..a49c80b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = auditwheel,py3{7,8,9,10,11,12}
+envlist = auditwheel,py3{8,9,10,11,12,13}
 
 [testenv]
 usedevelop = True