diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index b28317f..db0d85c 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -16,6 +16,21 @@ jobs:
     steps:
     - uses: actions/checkout@v3
 
+    - name: Install MSVC Build Tools Insiders
+      if: runner.os == 'Windows'
+      shell: pwsh
+      run: |
+        $installer = Join-Path $env:TEMP 'vs_buildtools.exe'
+        Invoke-WebRequest -Uri 'https://aka.ms/vs/insiders/vs_buildtools.exe' -OutFile $installer
+        $process = Start-Process -FilePath $installer -ArgumentList `
+          '--quiet','--wait','--norestart','--nocache', `
+          '--add','Microsoft.VisualStudio.Workload.VCTools', `
+          '--includeRecommended' -Wait -PassThru
+        $exitCode = $process.ExitCode
+        if ($exitCode -ne 0 -and $exitCode -ne 3010 -and $exitCode -ne 3015) {
+          throw "MSVC Build Tools Insiders installation failed with exit code $exitCode"
+        }
+
     - name: Use GitHub Actions provided vcpkg
       shell: pwsh
       run: Add-Content "$env:GITHUB_ENV" "VCPKG_ROOT=$env:VCPKG_INSTALLATION_ROOT"
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index c748460..fe4bd31 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -29,6 +29,21 @@ jobs:
     steps:
     - uses: actions/checkout@v3
 
+    - name: Install MSVC Build Tools Insiders
+      if: runner.os == 'Windows'
+      shell: pwsh
+      run: |
+        $installer = Join-Path $env:TEMP 'vs_buildtools.exe'
+        Invoke-WebRequest -Uri 'https://aka.ms/vs/insiders/vs_buildtools.exe' -OutFile $installer
+        $process = Start-Process -FilePath $installer -ArgumentList `
+          '--quiet','--wait','--norestart','--nocache', `
+          '--add','Microsoft.VisualStudio.Workload.VCTools', `
+          '--includeRecommended' -Wait -PassThru
+        $exitCode = $process.ExitCode
+        if ($exitCode -ne 0 -and $exitCode -ne 3010 -and $exitCode -ne 3015) {
+          throw "MSVC Build Tools Insiders installation failed with exit code $exitCode"
+        }
+
     - name: Use GitHub Actions provided vcpkg
       shell: pwsh
       run: Add-Content "$env:GITHUB_ENV" "VCPKG_ROOT=$env:VCPKG_INSTALLATION_ROOT"