diff --git a/doc/source/configuration.rst b/doc/source/configuration.rst
index 6c55015..fd9ad05 100644
--- a/doc/source/configuration.rst
+++ b/doc/source/configuration.rst
@@ -61,10 +61,9 @@
 Credential Provider Mechanisms
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-Tempest currently also has three different internal methods for providing
-authentication to tests: dynamic credentials, locking test accounts, and
-non-locking test accounts. Depending on which one is in use the configuration
-of Tempest is slightly different.
+Tempest currently has two different internal methods for providing authentication
+to tests: dynamic credentials and pre-provisioned credentials.
+Depending on which one is in use the configuration of Tempest is slightly different.
 
 Dynamic Credentials
 """""""""""""""""""
diff --git a/tempest/lib/services/image/v1/image_members_client.py b/tempest/lib/services/image/v1/image_members_client.py
index e7fa0c9..2318087 100644
--- a/tempest/lib/services/image/v1/image_members_client.py
+++ b/tempest/lib/services/image/v1/image_members_client.py
@@ -29,8 +29,9 @@
     def list_shared_images(self, tenant_id):
         """List image memberships for the given tenant.
 
-        Available params: see http://developer.openstack.org/
-                              api-ref-image-v1.html#listSharedImages-v1
+        For a full list of available parameters, please refer to the official
+        API reference:
+        http://developer.openstack.org/api-ref/image/v1/#list-shared-images
         """
 
         url = 'shared-images/%s' % tenant_id
@@ -42,8 +43,9 @@
     def create_image_member(self, image_id, member_id, **kwargs):
         """Add a member to an image.
 
-        Available params: see http://developer.openstack.org/
-                              api-ref-image-v1.html#addMember-v1
+        For a full list of available parameters, please refer to the official
+        API reference:
+        http://developer.openstack.org/api-ref/image/v1/#add-member-to-image
         """
         url = 'images/%s/members/%s' % (image_id, member_id)
         body = json.dumps({'member': kwargs})
@@ -54,8 +56,9 @@
     def delete_image_member(self, image_id, member_id):
         """Removes a membership from the image.
 
-        Available params: see http://developer.openstack.org/
-                              api-ref-image-v1.html#removeMember-v1
+        For a full list of available parameters, please refer to the official
+        API reference:
+        http://developer.openstack.org/api-ref/image/v1/#remove-member
         """
         url = 'images/%s/members/%s' % (image_id, member_id)
         resp, __ = self.delete(url)
diff --git a/tempest/lib/services/image/v1/images_client.py b/tempest/lib/services/image/v1/images_client.py
index 0db98f8..9737be3 100644
--- a/tempest/lib/services/image/v1/images_client.py
+++ b/tempest/lib/services/image/v1/images_client.py
@@ -61,8 +61,9 @@
     def create_image(self, data=None, headers=None):
         """Create an image.
 
-        Available params: http://developer.openstack.org/
-                          api-ref-image-v1.html#createImage-v1
+        For a full list of available parameters, please refer to the official
+        API reference:
+        http://developer.openstack.org/api-ref-image-v1.html#createImage-v1
         """
         if headers is None:
             headers = {}
@@ -78,8 +79,9 @@
     def update_image(self, image_id, data=None, headers=None):
         """Update an image.
 
-        Available params: http://developer.openstack.org/
-                          api-ref-image-v1.html#updateImage-v1
+        For a full list of available parameters, please refer to the official
+        API reference:
+        http://developer.openstack.org/api-ref-image-v1.html#updateImage-v1
         """
         if headers is None:
             headers = {}
@@ -102,8 +104,9 @@
     def list_images(self, detail=False, **kwargs):
         """Return a list of all images filtered by input parameters.
 
-        Available params: see http://developer.openstack.org/
-                              api-ref-image-v1.html#listImage-v1
+        For a full list of available parameters, please refer to the official
+        API reference:
+        http://developer.openstack.org/api-ref/image/v1/#list-images
 
         Most parameters except the following are passed to the API without
         any changes.