diff --git a/.github/workflows/android-release.yml b/.github/workflows/android-release.yml
index ba11e1ee85e7..b08d2bb66863 100644
--- a/.github/workflows/android-release.yml
+++ b/.github/workflows/android-release.yml
@@ -16,7 +16,7 @@ jobs:
             working-directory: src/kotlin
     name: Release build and publish
     if: github.repository == 'adap/flower'
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - name: Check out code
         uses: actions/checkout@v4
diff --git a/.github/workflows/cpp.yml b/.github/workflows/cpp.yml
index 7b8656497bf5..a1d918aa5b29 100644
--- a/.github/workflows/cpp.yml
+++ b/.github/workflows/cpp.yml
@@ -11,7 +11,7 @@ on:
 jobs:
   build_and_test:
     name: Build and test
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@v4
diff --git a/.github/workflows/framework-release.yml b/.github/workflows/framework-release.yml
index 1c55894a127b..eab15a51d217 100644
--- a/.github/workflows/framework-release.yml
+++ b/.github/workflows/framework-release.yml
@@ -9,7 +9,7 @@ jobs:
   publish:
     if: ${{ github.repository == 'adap/flower' }}
     name: Publish draft
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
diff --git a/.github/workflows/update-pr.yml b/.github/workflows/update-pr.yml
index 5ffcf0c13694..78ef5bc86772 100644
--- a/.github/workflows/update-pr.yml
+++ b/.github/workflows/update-pr.yml
@@ -6,7 +6,7 @@ on:
       - 'main'
 jobs:
   autoupdate:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - name: Automatically update mergeable PRs
         uses: adRise/update-pr-branch@v0.7.0