diff --git a/package.json b/package.json
index f11469bb7..0a35f410b 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "test": "bun test",
     "check:unused": "knip-bun",
     "health": "bun run scripts/health-check.ts",
-    "postinstall": "node scripts/postinstall.cjs && node scripts/setup-chrome-mcp.mjs",
+    "postinstall": "node scripts/run-parallel.mjs scripts/postinstall.cjs scripts/setup-chrome-mcp.mjs",
     "docs:dev": "npx mintlify dev",
     "typecheck": "tsc --noEmit",
     "rcs": "bun run scripts/rcs.ts"
diff --git a/scripts/run-parallel.mjs b/scripts/run-parallel.mjs
new file mode 100644
index 000000000..8ae12a642
--- /dev/null
+++ b/scripts/run-parallel.mjs
@@ -0,0 +1,10 @@
+import { spawn } from "node:child_process"
+
+const scripts = process.argv.slice(2)
+if (scripts.length === 0) {
+  process.exit(0)
+}
+
+for (const script of scripts) {
+  spawn(process.execPath, [script], { stdio: "inherit", shell: false })
+}