diff --git a/tools/ItemMappingCvt/Arknights-Bot-Resource b/tools/ItemMappingCvt/Arknights-Bot-Resource
deleted file mode 160000
index 388e9b94d6..0000000000
--- a/tools/ItemMappingCvt/Arknights-Bot-Resource
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 388e9b94d65405e99620762446443f73247843cd