diff --git a/.github/workflows/build-linux-wheels.yml b/.github/workflows/build-linux-wheels.yml
index f76f77a4..566fb166 100644
--- a/.github/workflows/build-linux-wheels.yml
+++ b/.github/workflows/build-linux-wheels.yml
@@ -11,7 +11,7 @@ jobs:
   # Build a wxPython source archive, and save it as an artifact for use in the
   # job that builds the wheels.
   build-source-dist:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     outputs:
       VERSION: ${{ steps.generate.outputs.version }}
diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 6e663a9a..9590e98a 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -41,7 +41,7 @@ jobs:
   # Build a wxPython source archive, and save it as an artifact for use in the
   # job that builds the wheels.
   build-source-dist:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     outputs:
       VERSION: ${{ steps.generate.outputs.version }}
@@ -107,14 +107,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-22.04, windows-2022, macos-15-intel, macos-14, windows-11-arm ]
+        os: [ ubuntu-24.04, windows-2022, macos-15-intel, macos-14, windows-11-arm ]
         python-version: [ '3.10', '3.11', '3.12', '3.13', '3.14' ]
         architecture: [ 'x86', 'x64', 'arm64' ]
         # Exclude x86 configs on non-Windows OSs
         exclude:
-          - os: ubuntu-22.04
+          - os: ubuntu-24.04
             architecture: x86
-          - os: ubuntu-22.04
+          - os: ubuntu-24.04
             architecture: arm64
           - os: macos-15-intel
             architecture: x86
@@ -156,7 +156,7 @@ jobs:
         id: init
         run: |
           build_opts=$WXPYTHON_BUILD_ARGS
-          if [ ${{ matrix.os }} == ubuntu-22.04 ]; then
+          if [ ${{ runner.os }} == 'Linux' ]; then
               short_name=linux
           elif [ ${{ matrix.os }} == macos-15-intel ]; then
               short_name=macos
@@ -209,26 +209,9 @@ jobs:
           python -m pip install --upgrade -r requirements.txt
 
       - name: Install Ubuntu dependencies
-        if: ${{ matrix.os == 'ubuntu-22.04' }}
+        if: runner.os == 'Linux'
         run: |
-          sudo apt-get update
-          sudo apt-get install -y \
-                  freeglut3-dev \
-                  libcurl4-openssl-dev \
-                  libexpat1-dev \
-                  libgl1-mesa-dev \
-                  libglu1-mesa-dev \
-                  libgtk-3-dev \
-                  libjpeg-dev \
-                  libnotify-dev \
-                  libsdl2-dev \
-                  libsm-dev \
-                  libtiff-dev \
-                  libwebkit2gtk-4.0-dev \
-                  libxtst-dev \
-                  libunwind-dev \
-                  libgstreamer1.0-dev \
-                  libgstreamer-plugins-base1.0-dev
+          ./buildtools/install_depends.sh
 
       - name: Setup MSVC
         uses: ilammy/msvc-dev-cmd@v1
@@ -258,7 +241,7 @@ jobs:
         uses: actions/upload-artifact@v4
         # Just Windows and MacOS for now, all we care about for Linux at this
         # point is that the build was successful.
-        if: ${{ matrix.os != 'ubuntu-22.04' }}
+        if: runner.os != 'Linux'
         with:
           name: wxPython-wheel-${{ steps.init.outputs.canonical_id }}
           path: dist/wxpython-*.whl
@@ -309,7 +292,7 @@ jobs:
     name: Publish Python distribution to PyPI
     if: startsWith(github.ref, 'refs/tags/')
     needs: build-wheels
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     environment:
       name: pypi
@@ -332,7 +315,7 @@ jobs:
   github-release:
     name: Create GitHub Release and upload source
     needs: publish-to-pypi
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     permissions:
       contents: write
@@ -362,7 +345,7 @@ jobs:
   upload-demo-docs-to-extras:
     name: Upload demo/docs to extras.wxpython.org
     needs: [build-source-dist, publish-to-pypi]
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     steps:
     - name: Download demo/docs
@@ -386,7 +369,7 @@ jobs:
     name: Upload wheels to snapshot-builds on wxpython.org
     if: github.event_name == 'push'
     needs: build-wheels
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     steps:
     - name: Download all the dists