diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9383858b..e59e4771 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ on: [push, pull_request]
 
 jobs:
   lint-commitlint:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -36,7 +36,7 @@ jobs:
           ./run-tests.sh --check-commitlint ${{ github.event.pull_request.head.sha }}~${{ github.event.pull_request.commits }} ${{ github.event.pull_request.head.sha }} ${{ github.event.pull_request.number }}
 
   lint-shellcheck:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -47,7 +47,7 @@ jobs:
           ./run-tests.sh --check-shellcheck
 
   docs-sphinx:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -55,7 +55,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.8
+          python-version: 3.12
 
       - name: Install system dependencies
         run: sudo apt-get update -y
@@ -69,7 +69,7 @@ jobs:
         run: ./run-tests.sh --check-sphinx
 
   format-prettier:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -86,7 +86,7 @@ jobs:
         run: ./run-tests.sh --check-prettier
 
   lint-js:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -103,7 +103,7 @@ jobs:
         run: ./run-tests.sh --check-lint
 
   js-tests:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -120,7 +120,7 @@ jobs:
         run: ./run-tests.sh --check-js-tests
 
   lint-dockerfile:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -129,7 +129,7 @@ jobs:
         run: ./run-tests.sh --check-dockerfile
 
   docker-build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -138,7 +138,7 @@ jobs:
         run: ./run-tests.sh --check-docker-build
 
   release-docker:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     if: >
       vars.RELEASE_DOCKER == 'true' &&
       github.event_name == 'push' &&
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 1240941f..32f7a2d0 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -7,9 +7,9 @@
 version: 2
 
 build:
-  os: ubuntu-22.04
+  os: ubuntu-24.04
   tools:
-    python: "3.8"
+    python: "3.12"
 
 sphinx:
   configuration: docs/conf.py