diff --git a/packages/sdk/src/package.e2e.test.ts b/packages/sdk/src/package.e2e.test.ts
index 77ef75fbb04..e1a6b61017e 100644
--- a/packages/sdk/src/package.e2e.test.ts
+++ b/packages/sdk/src/package.e2e.test.ts
@@ -6,6 +6,7 @@ import { createServer, type Server } from "node:http";
 import os from "node:os";
 import path from "node:path";
 import { afterEach, describe, expect, it, vi } from "vitest";
+import { resolveNpmRunner } from "../../../scripts/npm-runner.mjs";
 import { createPnpmRunnerSpawnSpec } from "../../../scripts/pnpm-runner.mjs";
 import { getWindowsSystem32ExePath } from "../../../src/infra/windows-install-roots.js";
 import { createNodeEvalArgs } from "../../../src/test-utils/node-process.js";
@@ -162,6 +163,24 @@ function runPnpmCommand(
   });
 }
 
+function runNpmCommand(
+  args: string[],
+  options: { cwd: string; timeoutMs?: number },
+): Promise<CommandResult> {
+  const env = createCommandEnv();
+  const runner = resolveNpmRunner({
+    env,
+    npmArgs: args,
+  });
+  return runCommand(runner.command, runner.args, {
+    cwd: options.cwd,
+    env: runner.env ?? env,
+    shell: runner.shell,
+    timeoutMs: options.timeoutMs,
+    windowsVerbatimArguments: runner.windowsVerbatimArguments,
+  });
+}
+
 function normalizeWorkspaceDependencies(
   dependencies: Record<string, string> | undefined,
 ): Record<string, string> | undefined {
@@ -340,7 +359,7 @@ describe("OpenClaw SDK package e2e", () => {
     }
     for (const packageRoot of packageRoots) {
       const stagingRoot = await createPackStagingRoot(packageRoot, tempDir);
-      await runCommand("npm", ["pack", "--ignore-scripts", "--pack-destination", tempDir], {
+      await runNpmCommand(["pack", "--ignore-scripts", "--pack-destination", tempDir], {
         cwd: stagingRoot,
       });
     }
@@ -363,13 +382,9 @@ describe("OpenClaw SDK package e2e", () => {
     );
     await fs.writeFile(path.join(tempDir, ".npmrc"), `@openclaw:registry=${registry.registryUrl}`);
     try {
-      await runCommand(
-        "npm",
-        ["install", "--ignore-scripts", "--no-audit", "--no-fund", sdkTarball],
-        {
-          cwd: tempDir,
-        },
-      );
+      await runNpmCommand(["install", "--ignore-scripts", "--no-audit", "--no-fund", sdkTarball], {
+        cwd: tempDir,
+      });
     } finally {
       await registry.close();
     }