diff --git a/.github/workflows/action-format.yml b/.github/workflows/action-format.yml
index a64de95c4..d967b150a 100644
--- a/.github/workflows/action-format.yml
+++ b/.github/workflows/action-format.yml
@@ -7,7 +7,7 @@ on:
 jobs:
   format:
     name: 'Format code'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     if: github.event.issue.pull_request != '' && contains(github.event.comment.body, '/format')
     steps:
       - name: 'Post acknowledgement that it will format code'
diff --git a/.github/workflows/action-sync.yml b/.github/workflows/action-sync.yml
index 2f763350a..4c1353982 100644
--- a/.github/workflows/action-sync.yml
+++ b/.github/workflows/action-sync.yml
@@ -7,7 +7,7 @@ on:
 jobs:
   format:
     name: 'Sync all exercises'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     if: github.event.issue.pull_request != '' && contains(github.event.comment.body, '/sync')
     steps:
       - name: 'Post acknowledgement that it will sync exercises'
diff --git a/.github/workflows/ci.js.yml b/.github/workflows/ci.js.yml
index 4088473e9..fc0ad1416 100644
--- a/.github/workflows/ci.js.yml
+++ b/.github/workflows/ci.js.yml
@@ -9,7 +9,7 @@ on:
 
 jobs:
   precheck:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     steps:
       - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
@@ -30,7 +30,7 @@ jobs:
         run: corepack yarn ci:check
 
   ci:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     strategy:
       matrix:
@@ -58,7 +58,7 @@ jobs:
     # simulating what would happen if a student runs the tests standalone.
     # We do this by removing all project files in the root.
 
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     steps:
       - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 7e235528c..ce49cbac3 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -16,7 +16,7 @@ on:
 
 jobs:
   analyze:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     strategy:
       fail-fast: false
diff --git a/.github/workflows/pr.ci.js.yml b/.github/workflows/pr.ci.js.yml
index 56333b8ea..d9c7972ba 100644
--- a/.github/workflows/pr.ci.js.yml
+++ b/.github/workflows/pr.ci.js.yml
@@ -7,7 +7,7 @@ on: pull_request
 
 jobs:
   precheck:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Checkout PR
@@ -40,7 +40,7 @@ jobs:
         run: corepack yarn node scripts/pr-check.mjs ${{ steps.changed-files.outputs.changed_files }}
 
   ci:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     strategy:
       matrix:
@@ -81,7 +81,7 @@ jobs:
     # simulating what would happen if a student runs the tests standalone.
     # We do this by removing all project files in the root.
 
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     steps:
       - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
diff --git a/.github/workflows/verify-code-formatting.yml b/.github/workflows/verify-code-formatting.yml
index 5df195d7f..db868ad0e 100644
--- a/.github/workflows/verify-code-formatting.yml
+++ b/.github/workflows/verify-code-formatting.yml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   verify:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: 'Checkout code'
         uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871