diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4d9d602..43f48f8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,9 +15,9 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python 3.9
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v5
         with:
           python-version: "3.9"
       - name: Python info
@@ -39,11 +39,11 @@ jobs:
       fail-fast: false
       matrix:
         os: ['ubuntu-latest', 'macos-latest', 'windows-latest']
-        python-version: ['3.9', '3.10', '3.11']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: Python info
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index aef05d7..e83534d 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -15,11 +15,11 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@v2
-      - name: Set up Python 3.10
+      - uses: actions/checkout@v4
+      - name: Set up Python 3.12
         uses: actions/setup-python@v2
         with:
-          python-version: "3.10"
+          python-version: "3.12"
       - name: Python info
         shell: bash -l {0}
         run: |
diff --git a/.github/workflows/python-publish-dry-run.yml b/.github/workflows/python-publish-dry-run.yml
index 66c2d5d..f234be3 100644
--- a/.github/workflows/python-publish-dry-run.yml
+++ b/.github/workflows/python-publish-dry-run.yml
@@ -23,9 +23,9 @@ jobs:
   deploy-dry-run:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v5
       with:
         python-version: '3.10'
     - name: Install dependencies
diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index 207d923..71dc918 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -21,9 +21,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v5
       with:
         python-version: '3.10'
     - name: Install dependencies
diff --git a/pyproject.toml b/pyproject.toml
index 10edeb4..5943343 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ version = "3.0.3"
 description = "Load Distributed Temperature Sensing (DTS) files, calibrate the temperature and estimate its uncertainty."
 readme = "README.rst"
 license = "BSD-3-Clause"
-requires-python = ">=3.9, <3.12"
+requires-python = ">=3.9, <3.13"
 authors = [
   {name = "Bas des Tombe, Bart Schilperoort"},
 ]
@@ -166,7 +166,7 @@ ignore = [
   "E501",  # Line too long (want to have fixed
 ]
 line-length = 88
-exclude = ["docs", "build"]
+exclude = ["docs", "build", "tests/data"]
 # Allow unused variables when underscore-prefixed.
 dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
 # Minimum supported Python version