diff --git a/ClaudeCode/setup-claude-code.ps1 b/ClaudeCode/setup-claude-code.ps1
index a832a78..bd08295 100644
--- a/ClaudeCode/setup-claude-code.ps1
+++ b/ClaudeCode/setup-claude-code.ps1
@@ -101,7 +101,7 @@ function Install-Fnm {
     try {
         if (Test-Command "winget") {
             Write-Info "使用 winget 安装 fnm..."
-            & winget install Schniz.fnm -e --accept-source-agreements --accept-package-agreements | Out-Host
+            & winget install Schniz.fnm -e --source winget --accept-source-agreements --accept-package-agreements | Out-Host
         }
         else {
             Write-Info "使用 PowerShell 脚本安装 fnm..."
diff --git a/GeminiCLI/setup-gemini.ps1 b/GeminiCLI/setup-gemini.ps1
index e1f13cc..92cd7bf 100644
--- a/GeminiCLI/setup-gemini.ps1
+++ b/GeminiCLI/setup-gemini.ps1
@@ -99,7 +99,7 @@ function Install-Fnm {
     try {
         if (Test-Command "winget") {
             Write-Info "使用 winget 安装 fnm..."
-            & winget install Schniz.fnm -e --accept-source-agreements --accept-package-agreements | Out-Host
+            & winget install Schniz.fnm -e --source winget --accept-source-agreements --accept-package-agreements | Out-Host
         }
         else {
             Write-Info "使用 PowerShell 脚本安装 fnm..."
diff --git a/codex/setup-codex.ps1 b/codex/setup-codex.ps1
index b52683f..52e3377 100644
--- a/codex/setup-codex.ps1
+++ b/codex/setup-codex.ps1
@@ -101,7 +101,7 @@ function Install-Fnm {
     try {
         if (Test-Command "winget") {
             Write-Info "使用 winget 安装 fnm..."
-            & winget install Schniz.fnm -e --accept-source-agreements --accept-package-agreements | Out-Host
+            & winget install Schniz.fnm -e --source winget --accept-source-agreements --accept-package-agreements | Out-Host
         }
         else {
             Write-Info "使用 PowerShell 脚本安装 fnm..."
diff --git a/setup-claude-code.ps1 b/setup-claude-code.ps1
index a832a78..bd08295 100644
--- a/setup-claude-code.ps1
+++ b/setup-claude-code.ps1
@@ -101,7 +101,7 @@ function Install-Fnm {
     try {
         if (Test-Command "winget") {
             Write-Info "使用 winget 安装 fnm..."
-            & winget install Schniz.fnm -e --accept-source-agreements --accept-package-agreements | Out-Host
+            & winget install Schniz.fnm -e --source winget --accept-source-agreements --accept-package-agreements | Out-Host
         }
         else {
             Write-Info "使用 PowerShell 脚本安装 fnm..."
diff --git a/setup.ps1 b/setup.ps1
index c26c4a6..935a901 100644
--- a/setup.ps1
+++ b/setup.ps1
@@ -107,7 +107,7 @@ function Install-Fnm {
         # 使用 winget 安装 fnm
         if (Test-Command "winget") {
             Write-Info "使用 winget 安装 fnm..."
-            & winget install Schniz.fnm -e --accept-source-agreements --accept-package-agreements | Out-Host
+            & winget install Schniz.fnm -e --source winget --accept-source-agreements --accept-package-agreements | Out-Host
         }
         else {
             # 备选：使用 cargo 或手动下载