diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index f185c69..a37c33a 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -38,7 +38,7 @@ jobs:
     strategy:
       matrix:
         platform: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
         
     steps:
     - name: Checkout repository
diff --git a/setup.cfg b/setup.cfg
index e55345c..d1bbac6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,10 +20,11 @@ classifiers =
 	Programming Language :: Python :: 3.9
 	Programming Language :: Python :: 3.10
 	Programming Language :: Python :: 3.11
+	Programming Language :: Python :: 3.12
 
 [options]
 packages = svgcheck, svgcheck.Results, svgcheck.Tests, svgcheck.Tests.cache_saved
-python_requires = >=3.7, <3.12
+python_requires = >=3.7, <3.13
 install_requires = 
 	lxml>=4.1.1
 	xml2rfc>=3.16.0
diff --git a/tox.ini b/tox.ini
index 1f5bd3d..7c1be87 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py{37,38,39,310,311}-{linux,macos,windows}
+envlist = py{37,38,39,310,311,312}-{linux,macos,windows}
 
 [gh-actions]
 python =
@@ -13,6 +13,7 @@ python =
 	3.9: py39
 	3.10: py310
 	3.11: py311
+	3.12: py312
 	
 [gh-actions:env]
 PLATFORM =