diff --git a/src/constant/slots.json b/src/constant/slots.json
index f954e2b..cd30010 100644
--- a/src/constant/slots.json
+++ b/src/constant/slots.json
@@ -16,6 +16,7 @@
   "枪托套件",
   "前握把",
   "后握把",
+  "后握贴片",
   "导轨脚架",
   "弹匣",
   "弹匣座",