diff --git a/usersettings.yaml b/usersettings.yaml
index 13e6111e..5abcc8aa 100644
--- a/usersettings.yaml
+++ b/usersettings.yaml
@@ -128,7 +128,7 @@ decisive_battle:
     - U-1405
     - M-296
     - 伊-25
-    - 351
+    - "351"
   flagship_priority:               # 旗舰优先级队列
     - U-1405
     - U-47