diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 01122562..2a44d5d9 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -16,8 +16,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        py_version: ['3.9', '3.11', '3.12']
+        py_version: ['3.9', '3.11', '3.12', '3.13']
         os: [ubuntu-latest, windows-latest]
+        include:
+          - py_version: '3.8'
+            os: windows-latest
 
     runs-on: ${{ matrix.os }}
     steps:
@@ -32,7 +35,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install -r requirements-dev.txt
+          python -m pip install -r requirements-test.txt
 
       - name: Lint with flake8
         run: |
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5f37e165..04bcd7b5 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,27 +1,4 @@
-setuptools >= 44.1.1  # Old setuptools causes script.module.addon.signals to fail installing
-python-dateutil >= 2.8.1
-requests >= 2.22
-PyYAML >= 6.0
-
-backports.zoneinfo; python_version < "3.9"
-tzdata; platform_system == "Windows"
-
-Kodistubs ~=21.0
-
-git+https://github.com/ruuk/script.module.addon.signals
+-r requirements-test.txt
 
 pre-commit >= 3.7.1
-pytest >= 4.6.11
-coverage >= 5.2
-flake8 >= 3.8
-flake8-import-order >= 0.18
-websocket-client >= 1.6.4
 black >= 24.4.2
-
-types-requests >= 2.31
-types-PyYAML >= 6.0
-types-python-dateutil >= 2.8.1
-types-setuptools >= 44.1.1
-
-types-Pygments
-types-colorama
diff --git a/requirements-test.txt b/requirements-test.txt
new file mode 100644
index 00000000..a33d9b94
--- /dev/null
+++ b/requirements-test.txt
@@ -0,0 +1,25 @@
+setuptools >= 44.1.1  # Old setuptools causes script.module.addon.signals to fail installing
+python-dateutil >= 2.8.1
+requests >= 2.22
+PyYAML >= 6.0
+
+backports.zoneinfo; python_version < "3.9"
+tzdata; platform_system == "Windows"
+
+Kodistubs ~=21.0
+
+git+https://github.com/ruuk/script.module.addon.signals
+
+pytest >= 4.6.11
+coverage >= 5.2
+flake8 >= 3.8
+flake8-import-order >= 0.18
+websocket-client >= 1.6.4
+
+types-requests >= 2.31
+types-PyYAML >= 6.0
+types-python-dateutil >= 2.8.1
+types-setuptools >= 44.1.1
+
+types-Pygments
+types-colorama