diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5bffacfa69..9b204f95f6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -138,7 +138,13 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python:
+        - "3.8"
+        - "3.9"
+        - "3.10"
+        - "3.11"
+        - "3.12"
+        - "3.13"
 
     steps:
     - uses: actions/checkout@v4
@@ -168,7 +174,14 @@ jobs:
     needs: [flake8, isort, black, doc8, checkmanifest, typing]
     strategy:
       matrix:
-        python: ["3.8", "3.9", "3.10", "3.11", "3.12", "pypy-3.10"]
+        python:
+        - "3.8"
+        - "3.9"
+        - "3.10"
+        - "3.11"
+        - "3.12"
+        - "3.13"
+        - "pypy-3.10"
 
     steps:
       - uses: actions/checkout@v4
@@ -209,7 +222,13 @@ jobs:
     needs: [flake8, isort, black, doc8, checkmanifest, typing]
     strategy:
       matrix:
-        python: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python:
+        - "3.8"
+        - "3.9"
+        - "3.10"
+        - "3.11"
+        - "3.12"
+        - "3.13"
         arch: ["x86", "x64"]
 
     steps:
diff --git a/setup.py b/setup.py
index 1447f37eab..8ae4993ecc 100644
--- a/setup.py
+++ b/setup.py
@@ -43,6 +43,7 @@
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
         "Programming Language :: Python :: Implementation :: CPython",
         "Programming Language :: Python :: Implementation :: PyPy",
         "Topic :: Software Development :: Libraries :: Python Modules",
diff --git a/tox.ini b/tox.ini
index 84dc38084d..8e435672c9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,11 +1,11 @@
 [tox]
-envlist=py{38,39,310,311,312,py3},alpine,flake8,checkmanifest,isort,mypy,doc8
+envlist=py{38,39,310,311,312,313,py3},alpine,flake8,checkmanifest,isort,mypy,doc8
 skip_missing_interpreters = true
 
 [testenv]
 deps =
     coverage>=5.2
-    freezegun<0.4
+    freezegun
     pytest>=6.0.1
     ukpostcodeparser>=1.1.1
     validators>=0.13.0