diff --git a/.github/workflows/flake8-problem-matcher.json b/.github/workflows/flake8-problem-matcher.json
deleted file mode 100644
index fa7c7d1..0000000
--- a/.github/workflows/flake8-problem-matcher.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-    "problemMatcher": [
-        {
-            "owner": "flake8",
-            "pattern": [
-                {
-                    "regexp": "^(.*?):(\\d+):(\\d+):\\s*(.*?)$",
-                    "file": 1,
-                    "line": 2,
-                    "column": 3,
-                    "message": 4
-                }
-            ]
-        }
-    ]
-}
diff --git a/.github/workflows/mypy-problem-matcher.json b/.github/workflows/mypy-problem-matcher.json
deleted file mode 100644
index 00edc49..0000000
--- a/.github/workflows/mypy-problem-matcher.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-    "problemMatcher": [
-        {
-            "owner": "mypy",
-            "pattern": [
-                {
-                    "regexp": "^(.*?):(\\d+):\\s*(.*?)$",
-                    "file": 1,
-                    "line": 2,
-                    "message": 3
-                }
-            ]
-        }
-    ]
-}
-
diff --git a/.github/workflows/python_black.yml b/.github/workflows/python_black.yml
deleted file mode 100644
index 7c461a5..0000000
--- a/.github/workflows/python_black.yml
+++ /dev/null
@@ -1,11 +0,0 @@
-name: Linters
-
-on: [pull_request]
-
-jobs:
-  black:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-      - uses: psf/black@stable
diff --git a/.github/workflows/python_flake8.yml b/.github/workflows/python_flake8.yml
deleted file mode 100644
index a414100..0000000
--- a/.github/workflows/python_flake8.yml
+++ /dev/null
@@ -1,21 +0,0 @@
-name: Linters
-
-on: [pull_request]
-
-jobs:
-  flake8:
-    runs-on: ubuntu-20.04
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: 3.8
-      - name: Install
-        run: |
-          python3 -m pip install flake8
-      - name: Add matcher
-        run: |
-          echo "::add-matcher::.github/workflows/flake8-problem-matcher.json"
-      - name: Lint with flake8
-        run: |
-          python3 -m flake8 --ignore=E203,W503,E501,E266 .
diff --git a/.github/workflows/python_mypy.yml b/.github/workflows/python_mypy.yml
deleted file mode 100644
index a7f4820..0000000
--- a/.github/workflows/python_mypy.yml
+++ /dev/null
@@ -1,21 +0,0 @@
-name: Linters
-
-on: [pull_request]
-
-jobs:
-  mypy:
-    runs-on: ubuntu-20.04
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: 3.8
-      - name: Install
-        run: |
-          python3 -m pip install mypy types-requests types-toml
-      - name: Add matcher
-        run: |
-          echo "::add-matcher::.github/workflows/mypy-problem-matcher.json"
-      - name: Run mypy
-        run: |
-          python3 -m mypy --ignore-missing-imports --exclude doc .
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index c782fb3..503e692 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -11,11 +11,11 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
 
     strategy:
       matrix:
-        python-version: [3.9.2]
+        python-version: [3.12.3]
 
     steps:
     - uses: actions/checkout@v2