diff --git a/.github/workflows/build-python-package.yml b/.github/workflows/build-python-package.yml
index 6de25261d1..fea022273d 100644
--- a/.github/workflows/build-python-package.yml
+++ b/.github/workflows/build-python-package.yml
@@ -48,7 +48,7 @@ jobs:
           python3 -m pytest $GITHUB_WORKSPACE
 
   build_sdist_win:
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       - uses: actions/checkout@v4
 
diff --git a/.github/workflows/test-csharp.yml b/.github/workflows/test-csharp.yml
index b1ba4dfa4e..60853c2ca5 100644
--- a/.github/workflows/test-csharp.yml
+++ b/.github/workflows/test-csharp.yml
@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   fast_build_release:
-    runs-on: windows-latest
+    runs-on: windows-2019
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/test-executable.yml b/.github/workflows/test-exe.yml
similarity index 98%
rename from .github/workflows/test-executable.yml
rename to .github/workflows/test-exe.yml
index 3de5d0aaa5..44b132438d 100644
--- a/.github/workflows/test-executable.yml
+++ b/.github/workflows/test-exe.yml
@@ -35,7 +35,7 @@ jobs:
         run:  ./bin/highs $GITHUB_WORKSPACE/check/instances/25fv47.mps
 
   test_win:
-    runs-on: [windows-latest]
+    runs-on: [windows-2019]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/test-nuget-package.yml b/.github/workflows/test-nuget-package.yml
index 357af07ee5..45ea7072d6 100644
--- a/.github/workflows/test-nuget-package.yml
+++ b/.github/workflows/test-nuget-package.yml
@@ -187,7 +187,7 @@ jobs:
           dotnet run
 
   build_windows:
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       - uses: actions/checkout@v4
       - name: Build HiGHS Windows native