diff --git a/docs/en/unit/catch.md b/docs/en/unit/catch.md
index 963ea3ce..766ade50 100644
--- a/docs/en/unit/catch.md
+++ b/docs/en/unit/catch.md
@@ -24,6 +24,7 @@
 
 - 1x Catch Unit
 - 1x HY2.0-4 adapter
+- 1x RoverC.Pro Connector
 
 ## Application
 
diff --git a/docs/zh_CN/unit/catch.md b/docs/zh_CN/unit/catch.md
index 047303a7..a061fdb3 100644
--- a/docs/zh_CN/unit/catch.md
+++ b/docs/zh_CN/unit/catch.md
@@ -24,6 +24,7 @@
 
 - 1x Catch Unit
 - 1x HY2.0-4转接头
+- 1x RoverC.Pro 连接件
 
 ## 应用