diff --git a/TokenTrackerWin/scripts/bundle-node.ps1 b/TokenTrackerWin/scripts/bundle-node.ps1
index 09674b0ea..7c084a4fc 100644
--- a/TokenTrackerWin/scripts/bundle-node.ps1
+++ b/TokenTrackerWin/scripts/bundle-node.ps1
@@ -143,6 +143,12 @@ Write-Host 'Installing production dependencies...'
 Push-Location $ttDir
 try {
     & npm install --omit=dev --no-optional --ignore-scripts | Out-Null
+    & npm rebuild '@mongodb-js/zstd' | Out-Null
+    if ($LASTEXITCODE -ne 0) { Write-Error 'Failed to build @mongodb-js/zstd' }
+
+    $zstdModule = Join-Path $ttDir 'node_modules\@mongodb-js\zstd'
+    & (Join-Path $EmbedDir 'node.exe') -e 'require(process.argv[1])' $zstdModule
+    if ($LASTEXITCODE -ne 0) { Write-Error 'Bundled @mongodb-js/zstd failed to load' }
 } finally {
     Pop-Location
 }
diff --git a/test/release-windows-workflow.test.js b/test/release-windows-workflow.test.js
index 67fbca612..806d34b9c 100644
--- a/test/release-windows-workflow.test.js
+++ b/test/release-windows-workflow.test.js
@@ -15,6 +15,14 @@ function loadWorkflow() {
   return fs.readFileSync(WORKFLOW_PATH, "utf8");
 }
 
+const BUNDLE_SCRIPT_PATH = path.join(
+  __dirname,
+  "..",
+  "TokenTrackerWin",
+  "scripts",
+  "bundle-node.ps1"
+);
+
 test("release-windows workflow file exists", () => {
   assert.ok(fs.existsSync(WORKFLOW_PATH));
 });
@@ -66,6 +74,13 @@ test("workflow bundles EmbeddedServer via bundle-node.ps1", () => {
   assert.ok(content.includes("bundle-node.ps1"));
 });
 
+test("Windows bundle rebuilds and loads the zstd native dependency", () => {
+  const content = fs.readFileSync(BUNDLE_SCRIPT_PATH, "utf8");
+  assert.ok(content.includes("npm rebuild '@mongodb-js/zstd'"));
+  assert.ok(content.includes("require(process.argv[1])"));
+  assert.ok(content.includes("Bundled @mongodb-js/zstd failed to load"));
+});
+
 test("workflow publishes a self-contained win-x64 build", () => {
   const content = loadWorkflow();
   assert.ok(content.includes("dotnet publish"));