diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 958ba50..a9c565c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -31,14 +31,20 @@ jobs:
           $unionRoot = Join-Path $sdkRoot "UnionMetadata"
           $refsRoot = Join-Path $sdkRoot "References"
           if (!(Test-Path $unionRoot)) { throw "UnionMetadata not found at $unionRoot" }
-          $winmdDir = Get-ChildItem $unionRoot -Directory | Sort-Object Name -Descending | Select-Object -First 1
-          if (!$winmdDir) { throw "No UnionMetadata version directory found" }
-          $refsDir = Get-ChildItem $refsRoot -Directory | Sort-Object Name -Descending | Select-Object -First 1
+          $platformWinmd = Get-ChildItem $unionRoot -Recurse -Filter platform.winmd -ErrorAction SilentlyContinue |
+            Sort-Object FullName -Descending | Select-Object -First 1
+          if (!$platformWinmd) { throw "platform.winmd not found under $unionRoot" }
+          $platformDir = Split-Path $platformWinmd.FullName -Parent
+          $versionDir = $platformWinmd.Directory.Name
+          $refsDir = Join-Path $refsRoot $versionDir
+          if (!(Test-Path $refsDir)) {
+            $refsDir = Get-ChildItem $refsRoot -Directory | Sort-Object Name -Descending | Select-Object -First 1
+          }
           if (!$refsDir) { throw "No References version directory found" }
-          $libPath = "$($winmdDir.FullName);$($refsDir.FullName)"
-          "LIBPATH=$libPath" | Out-File -FilePath $env:GITHUB_ENV -Append
-          "WindowsSdkDir=$sdkRoot\\" | Out-File -FilePath $env:GITHUB_ENV -Append
-          "WindowsSdkVersion=$($winmdDir.Name)\\" | Out-File -FilePath $env:GITHUB_ENV -Append
+          $libPath = "$platformDir;$($refsDir.FullName)"
+          Add-Content -Path $env:GITHUB_ENV -Value "LIBPATH=$libPath" -Encoding utf8
+          Add-Content -Path $env:GITHUB_ENV -Value "WindowsSdkDir=$sdkRoot\\" -Encoding utf8
+          Add-Content -Path $env:GITHUB_ENV -Value "WindowsSdkVersion=$versionDir\\" -Encoding utf8
 
       - name: Install Dependencies
         run: npm ci