diff --git a/user_guide_src/source/cli/cli_generators.rst b/user_guide_src/source/cli/cli_generators.rst
index 2f8d7c9d55bf..86f577e7d064 100644
--- a/user_guide_src/source/cli/cli_generators.rst
+++ b/user_guide_src/source/cli/cli_generators.rst
@@ -248,6 +248,7 @@ Argument:
 
 Options:
 ========
+* ``--namespace``: Set the root namespace. Defaults to value of ``Tests``.
 * ``--force``: Set this flag to overwrite existing files on destination.
 
 make:migration