diff --git a/.github/workflows/csharp-qltest.yml b/.github/workflows/csharp-qltest.yml
index ef0b93c50c8..6ed67ee3a15 100644
--- a/.github/workflows/csharp-qltest.yml
+++ b/.github/workflows/csharp-qltest.yml
@@ -36,7 +36,7 @@ jobs:
   unit-tests:
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest]
+        os: [ubuntu-latest, windows-2025]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/ql-for-ql-tests.yml b/.github/workflows/ql-for-ql-tests.yml
index 4502dded53f..b7311c60c32 100644
--- a/.github/workflows/ql-for-ql-tests.yml
+++ b/.github/workflows/ql-for-ql-tests.yml
@@ -60,7 +60,7 @@ jobs:
   other-os:
     strategy:
       matrix:
-        os: [macos-latest, windows-latest]
+        os: [macos-latest, windows-2025]
     needs: [qltest]
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/.github/workflows/ruby-build.yml b/.github/workflows/ruby-build.yml
index 343e896151c..cc417105a7e 100644
--- a/.github/workflows/ruby-build.yml
+++ b/.github/workflows/ruby-build.yml
@@ -42,7 +42,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-latest, windows-2025]
 
     runs-on: ${{ matrix.os }}
 
@@ -157,7 +157,7 @@ jobs:
           path: ruby/linux64
       - uses: actions/download-artifact@v4
         with:
-          name: extractor-windows-latest
+          name: extractor-windows-2025
           path: ruby/win64
       - uses: actions/download-artifact@v4
         with:
@@ -204,7 +204,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-latest, windows-2025]
 
     runs-on: ${{ matrix.os }}
     needs: [package]