diff --git a/internal/installer/installer_windows.go b/internal/installer/installer_windows.go
index de761c6..38cf939 100644
--- a/internal/installer/installer_windows.go
+++ b/internal/installer/installer_windows.go
@@ -107,9 +107,9 @@ func registerWindowsScheduledTask(exePath, listen string, allow []string) error
 
 	ps := `
 param(
-  [string]$ExePath,
-  [string]$Listen,
-  [string]$AllowJson
+	[string]$ExePath,
+	[string]$Listen,
+	[string]$AllowJson
 )
 $ErrorActionPreference = 'Stop'
 $ServiceName = 'luxtools-client'
@@ -151,14 +151,30 @@ Register-ScheduledTask -TaskName $TaskName -InputObject $task -Force | Out-Null
 try { Start-ScheduledTask -TaskName $TaskName | Out-Null } catch {}
 `
 
+	psFile, err := os.CreateTemp("", "luxtools-client-install-*.ps1")
+	if err != nil {
+		return err
+	}
+	psPath := psFile.Name()
+	if _, err := psFile.WriteString(ps); err != nil {
+		_ = psFile.Close()
+		_ = os.Remove(psPath)
+		return err
+	}
+	if err := psFile.Close(); err != nil {
+		_ = os.Remove(psPath)
+		return err
+	}
+	defer os.Remove(psPath)
+
 	cmd := exec.Command("powershell.exe",
 		"-NoProfile",
 		"-NonInteractive",
 		"-ExecutionPolicy", "Bypass",
-		"-Command", ps,
-		exePath,
-		listen,
-		string(allowJSON),
+		"-File", psPath,
+		"-ExePath", exePath,
+		"-Listen", listen,
+		"-AllowJson", string(allowJSON),
 	)
 	out, err := cmd.CombinedOutput()
 	if err != nil {