diff --git a/src-tauri/src/utils/download_manager.rs b/src-tauri/src/utils/download_manager.rs
index 65c67ef..5cf20df 100644
--- a/src-tauri/src/utils/download_manager.rs
+++ b/src-tauri/src/utils/download_manager.rs
@@ -512,9 +512,12 @@ impl DownloadManager {
     async fn install_package(&self, task: &InstallTask) -> Result<(), String> {
         println!("开始安装包: {}", task.filepath);
         
+        // 移除可能存在的引号
+        let filepath = task.filepath.trim_matches('"');
+
         let output = Command::new("pkexec")
             .arg("ssinstall")
-            .arg(&task.filepath)
+            .arg(filepath)
             .arg("--delete-after-install")
             .output()
             .map_err(|e| {