diff --git a/.github/workflows/linux-ci.yml b/.github/workflows/linux-ci.yml
index aa70bac1..04e30cc3 100644
--- a/.github/workflows/linux-ci.yml
+++ b/.github/workflows/linux-ci.yml
@@ -17,10 +17,11 @@ jobs:
     name: Run tests
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
+        os: [ubuntu-22.04, ubuntu-24.04]
         build_static: [true, false]
-        download_requirements: [sudo apt install -y -qq gfortran liblapack-dev libmetis-dev libnauty2-dev]
+        download_requirements: [sudo apt install -y -qq gfortran liblapack-dev libmetis-dev libnauty-dev]
         include:
           - os: macos-13
             build_static: false
diff --git a/.github/workflows/windows-ci.yml b/.github/workflows/windows-ci.yml
index c57efcfc..8ca582f9 100644
--- a/.github/workflows/windows-ci.yml
+++ b/.github/workflows/windows-ci.yml
@@ -20,10 +20,10 @@ jobs:
       fail-fast: false
       matrix:
         include: [
-          { os: windows-2019, arch: x86_64, msystem: mingw64, debug: true, suffix: "-dbg" },
-          { os: windows-2019, arch: x86_64, msystem: mingw64, debug: false, suffix: "" },
-          { os: windows-2019, arch: msvc, msystem: mingw64, debug: false, suffix: "-md" },
-          { os: windows-2022, arch: msvc, msystem: mingw64, debug: false, suffix: "-md" },
+          { os: windows-2022, arch: x86_64, msystem: mingw64, debug: true, suffix: "-dbg" },
+          { os: windows-2025, arch: x86_64, msystem: mingw64, debug: false, suffix: "" },
+          { os: windows-2022, arch: msvc, msystem: mingw64, debug: true, suffix: "-dbg" },
+          { os: windows-2025, arch: msvc, msystem: mingw64, debug: false, suffix: "-md" },
         ]
     steps:
       - name: Checkout source
diff --git a/.github/workflows/windows-msvs-ci.yml b/.github/workflows/windows-msvs-ci.yml
index e132003d..6b93517e 100644
--- a/.github/workflows/windows-msvs-ci.yml
+++ b/.github/workflows/windows-msvs-ci.yml
@@ -22,7 +22,8 @@ jobs:
         include: [
           # Only os: windows-2022 has Visual Studio 2022 (v17) installed with toolset v143, which is required.
           # configuration: "Release" or "Debug", platform: "x86" or "x64". See solution Configuration Manager.
-          { os: windows-2022, configuration: "Release", platform: "x64" },
+          { os: windows-2022, configuration: "Debug", platform: "x64" },
+          { os: windows-2025, configuration: "Release", platform: "x64" }
         ]
     steps:
       - name: Set up environment variables
@@ -73,7 +74,7 @@ jobs:
       - name: Build project
         shell: cmd
         run: |
-          msbuild ${{ github.event.repository.name }}\${{ github.event.repository.name }}\MSVisualStudio\v17\${{ github.event.repository.name }}.sln /p:Configuration=Release /p:Platform=x64 /m
+          msbuild ${{ github.event.repository.name }}\${{ github.event.repository.name }}\MSVisualStudio\v17\${{ github.event.repository.name }}.sln /p:Configuration=${{ matrix.configuration }} /p:Platform=${{ matrix.platform }} /m
       - name: Test project
         shell: cmd
         run: |