diff --git a/api-ref/source/v3-ext/parameters.yaml b/api-ref/source/v3-ext/parameters.yaml
index 22d8971686..20034b7447 100644
--- a/api-ref/source/v3-ext/parameters.yaml
+++ b/api-ref/source/v3-ext/parameters.yaml
@@ -23,7 +23,7 @@ endpoint_group_id_path:
   description: |
     The UUID of the endpoint group.
   in: path
-  required: false
+  required: true
   type: string
 endpoint_id_path:
   description: |
diff --git a/api-ref/source/v3/parameters.yaml b/api-ref/source/v3/parameters.yaml
index b78f273f00..a77eb39f2c 100644
--- a/api-ref/source/v3/parameters.yaml
+++ b/api-ref/source/v3/parameters.yaml
@@ -40,7 +40,7 @@ domain_group_template:
     The group name, which is ``ldap`` or
     ``identity``.
   in: path
-  required: false
+  required: true
   type: string
 domain_id_path:
   description: |
@@ -120,7 +120,7 @@ service_id_path:
   description: |
     The service ID.
   in: path
-  required: false
+  required: true
   type: string
 user_id_path:
   description: |