diff --git a/src/decrypt/common.js b/src/decrypt/common.js
index c059263..d97e498 100644
--- a/src/decrypt/common.js
+++ b/src/decrypt/common.js
@@ -50,8 +50,8 @@ export async function CommonDecrypt(file) {
             rt_data = {status: false, message: "不支持此文件格式",}
     }
 
-    rt_data.rawExt = raw_ext;
-    rt_data.rawFilename = raw_filename;
+    if (!rt_data.rawExt) rt_data.rawExt = raw_ext;
+    if (!rt_data.rawFilename) rt_data.rawFilename = raw_filename;
 
     return rt_data;
 }
diff --git a/src/decrypt/xm.js b/src/decrypt/xm.js
index de27b21..c25e2d4 100644
--- a/src/decrypt/xm.js
+++ b/src/decrypt/xm.js
@@ -1,11 +1,4 @@
-import {
-    AudioMimeType,
-    DetectAudioExt,
-    GetArrayBuffer,
-    GetFileInfo,
-    GetMetaCoverURL,
-    IsBytesEqual
-} from "./util";
+import {AudioMimeType, DetectAudioExt, GetArrayBuffer, GetFileInfo, GetMetaCoverURL, IsBytesEqual} from "./util";
 
 import {Decrypt as RawDecrypt} from "./raw";
 
@@ -24,7 +17,7 @@ export async function Decrypt(file, raw_filename, raw_ext) {
     if (!IsBytesEqual(MagicHeader, oriData.slice(0, 4)) ||
         !IsBytesEqual(MagicHeader2, oriData.slice(8, 12))) {
         if (raw_ext === "xm") {
-            return {status: false, message: "Not a valid xm file!"}
+            return {status: false, message: "此xm文件已损坏"}
         } else {
             return await RawDecrypt(file, raw_filename, raw_ext, true)
         }
@@ -32,7 +25,7 @@ export async function Decrypt(file, raw_filename, raw_ext) {
 
     let typeText = (new TextDecoder()).decode(oriData.slice(4, 8))
     if (!FileTypeMap.hasOwnProperty(typeText)) {
-        return {status: false, message: "New Xiami file category!"}
+        return {status: false, message: "未知的xm文件类型"}
     }
 
     let key = oriData[0xf]
@@ -66,7 +59,8 @@ export async function Decrypt(file, raw_filename, raw_ext) {
         album: musicMeta.common.album,
         picture: imgUrl,
         file: URL.createObjectURL(musicBlob),
-        mime: mime
+        mime: mime,
+        rawExt: "xm"
     }
 }