diff --git a/doc/howto/usage/cmd_parameter/detail_introduction_en.md b/doc/howto/usage/cmd_parameter/detail_introduction_en.md
index 4b67266df622c4be60bd3f28c36bbc77e1ed44ee..c4136adebac6cf904cabf7676e42ca60f347666a 100644
--- a/doc/howto/usage/cmd_parameter/detail_introduction_en.md
+++ b/doc/howto/usage/cmd_parameter/detail_introduction_en.md
@@ -1,3 +1,7 @@
+```eval_rst
+..  _cmd_detail_introduction:
+```
+
 # Detail Description
 
 ## Common
diff --git a/doc/howto/usage/cmd_parameter/index_en.md b/doc/howto/usage/cmd_parameter/index_en.md
index bd16affdd8ceaf72250acb7c1411c315334f07ba..c27b572dbece6acdcaf3716fd729a11897934d62 100644
--- a/doc/howto/usage/cmd_parameter/index_en.md
+++ b/doc/howto/usage/cmd_parameter/index_en.md
@@ -1,5 +1,9 @@
-# How to Set Command-line Parameters
+```eval_rst
+..  _cmd_line_index:
+```
+# Set Command-line Parameters
 
 * [Use Case](use_case_en.md)
 * [Arguments](arguments_en.md)
 * [Detailed Descriptions](detail_introduction_en.md)
+