diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 083b0715667..f63c4606220 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -88,7 +88,7 @@ jobs:
     name: 'Check if generated files are up to date'
     # Don't use ubuntu-latest but a specific version to make the job
     # reproducible: to get the same tools versions (autoconf, aclocal, ...)
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
@@ -237,7 +237,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-22.04]
+        os: [ubuntu-24.04]
         openssl_ver: [3.0.15, 3.1.7, 3.2.3, 3.3.2]
     env:
       OPENSSL_VER: ${{ matrix.openssl_ver }}
@@ -297,7 +297,7 @@ jobs:
 
   test_hypothesis:
     name: "Hypothesis tests on Ubuntu"
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true' && needs.check_source.outputs.run_hypothesis == 'true'
@@ -417,7 +417,7 @@ jobs:
     if: needs.check_source.outputs.run_tests == 'true'
     strategy:
       matrix:
-        os: [ubuntu-22.04]
+        os: [ubuntu-24.04]
     env:
       OPENSSL_VER: 3.0.15
       PYTHONSTRICTEXTENSIONBUILD: 1
diff --git a/.github/workflows/posix-deps-apt.sh b/.github/workflows/posix-deps-apt.sh
index bfc5a087428..d5538cd9367 100755
--- a/.github/workflows/posix-deps-apt.sh
+++ b/.github/workflows/posix-deps-apt.sh
@@ -13,7 +13,6 @@ apt-get -yq install \
     libgdbm-dev \
     libgdbm-compat-dev \
     liblzma-dev \
-    libmpdec-dev \
     libncurses5-dev \
     libreadline6-dev \
     libsqlite3-dev \
diff --git a/.github/workflows/reusable-tsan.yml b/.github/workflows/reusable-tsan.yml
index 65072efa8e9..7a4d81f0bdc 100644
--- a/.github/workflows/reusable-tsan.yml
+++ b/.github/workflows/reusable-tsan.yml
@@ -21,7 +21,7 @@ on:
 jobs:
   build_tsan_reusable:
     name: 'Thread sanitizer'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     timeout-minutes: 60
     steps:
     - uses: actions/checkout@v4
diff --git a/.github/workflows/reusable-ubuntu.yml b/.github/workflows/reusable-ubuntu.yml
index f0ca6a9e7ed..ec39025504e 100644
--- a/.github/workflows/reusable-ubuntu.yml
+++ b/.github/workflows/reusable-ubuntu.yml
@@ -20,7 +20,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-22.04]
+        os: [ubuntu-24.04]
     env:
       FORCE_COLOR: 1
       OPENSSL_VER: 3.0.15
diff --git a/.github/workflows/reusable-wasi.yml b/.github/workflows/reusable-wasi.yml
index abc617a317c..85af793c342 100644
--- a/.github/workflows/reusable-wasi.yml
+++ b/.github/workflows/reusable-wasi.yml
@@ -11,7 +11,7 @@ jobs:
   build_wasi_reusable:
     name: 'build and test'
     timeout-minutes: 60
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     env:
       WASMTIME_VERSION: 22.0.0
       WASI_SDK_VERSION: 24