diff --git a/openedx/core/djangoapps/user_authn/views/registration_form.py b/openedx/core/djangoapps/user_authn/views/registration_form.py
index d25b2969f62..2b3a4236946 100644
--- a/openedx/core/djangoapps/user_authn/views/registration_form.py
+++ b/openedx/core/djangoapps/user_authn/views/registration_form.py
@@ -298,7 +298,8 @@ def cleaned_extended_profile(self):
 
 def get_registration_extension_form(*args, **kwargs):
     """
-    Convenience function for getting the custom form set in site configurations REGISTRATION_EXTENSION_FORM.
+    Convenience function for getting the custom form set in site configurations or plataform settings
+    REGISTRATION_EXTENSION_FORM.
 
     Documentation on how to enable this feature can be found on
     https://github.com/Pearson-Advance/pearson-core/blob/master/docs/pearson_core_features.md#amazon-custom-registration-form