diff --git a/.changeset/short-coins-push.md b/.changeset/short-coins-push.md
new file mode 100644
index 0000000..c1b6e28
--- /dev/null
+++ b/.changeset/short-coins-push.md
@@ -0,0 +1,5 @@
+---
+"@nicepkg/vsync": patch
+---
+
+fix cli not working
diff --git a/cli/src/index.ts b/cli/src/index.ts
index 7bcfd50..699c8c5 100644
--- a/cli/src/index.ts
+++ b/cli/src/index.ts
@@ -7,14 +7,34 @@
  * Single source of truth → Compile to multiple formats → Diff-based sync
  */
 
+import { realpathSync } from "node:fs";
+import { resolve } from "node:path";
+import { fileURLToPath } from "node:url";
 import { runCLI } from "./cli-setup.js";
 
 export async function main(): Promise<void> {
   await runCLI();
 }
 
+export function isMainModule(
+  argvPath: string | undefined,
+  moduleUrl: string,
+): boolean {
+  if (!argvPath) {
+    return false;
+  }
+
+  try {
+    const argvRealPath = realpathSync(resolve(argvPath));
+    const moduleRealPath = realpathSync(fileURLToPath(moduleUrl));
+    return argvRealPath === moduleRealPath;
+  } catch {
+    return false;
+  }
+}
+
 // Run CLI if this is the main module
-if (import.meta.url === `file://${process.argv[1]}`) {
+if (isMainModule(process.argv[1], import.meta.url)) {
   main().catch((error) => {
     console.error("Fatal error:", error);
     process.exit(1);
diff --git a/cli/src/utils/config-initializer.ts b/cli/src/utils/config-initializer.ts
index 43e593a..71030ca 100644
--- a/cli/src/utils/config-initializer.ts
+++ b/cli/src/utils/config-initializer.ts
@@ -47,11 +47,11 @@ export async function ensureLanguageConfig(): Promise<Language> {
       message: "Choose your preferred language / 选择你的语言偏好:",
       choices: [
         {
-          name: `English (detected: ${systemLang === "en" ? "✓" : "×"})`,
+          name: `English`,
           value: "en",
         },
         {
-          name: `中文 (detected: ${systemLang === "zh" ? "✓" : "×"})`,
+          name: `中文`,
           value: "zh",
         },
       ],
diff --git a/cli/test/index.test.ts b/cli/test/index.test.ts
index b76e5b2..b0511fc 100644
--- a/cli/test/index.test.ts
+++ b/cli/test/index.test.ts
@@ -1,5 +1,9 @@
 import { describe, it, expect } from "vitest";
-import { main } from "@src/index.js";
+import { mkdtemp, rm, symlink, writeFile } from "node:fs/promises";
+import { tmpdir } from "node:os";
+import { join, relative } from "node:path";
+import { pathToFileURL } from "node:url";
+import { isMainModule, main } from "@src/index.js";
 
 describe("CLI Entry Point", () => {
   it("should export main function", () => {
@@ -10,4 +14,37 @@ describe("CLI Entry Point", () => {
   it("should be async function", () => {
     expect(main.constructor.name).toBe("AsyncFunction");
   });
+
+  it("detects main module with relative argv path", async () => {
+    const dir = await mkdtemp(join(tmpdir(), "vsync-index-"));
+    const filePath = join(dir, "index.js");
+    await writeFile(filePath, "console.log('test');");
+
+    try {
+      const metaUrl = pathToFileURL(filePath).href;
+      const argvPath = relative(process.cwd(), filePath);
+      expect(isMainModule(argvPath, metaUrl)).toBe(true);
+    } finally {
+      await rm(dir, { recursive: true, force: true });
+    }
+  });
+
+  it("detects main module when argv is a symlink", async () => {
+    const dir = await mkdtemp(join(tmpdir(), "vsync-index-"));
+    const filePath = join(dir, "index.js");
+    const linkPath = join(dir, "index-link.js");
+    await writeFile(filePath, "console.log('test');");
+    await symlink(filePath, linkPath);
+
+    try {
+      const metaUrl = pathToFileURL(filePath).href;
+      expect(isMainModule(linkPath, metaUrl)).toBe(true);
+    } finally {
+      await rm(dir, { recursive: true, force: true });
+    }
+  });
+
+  it("returns false when argv is missing", () => {
+    expect(isMainModule(undefined, "file:///tmp/index.js")).toBe(false);
+  });
 });