diff --git a/tempest/lib/api_schema/response/compute/v2_1/flavors.py b/tempest/lib/api_schema/response/compute/v2_1/flavors.py
index 43e80cc..bd5e3d6 100644
--- a/tempest/lib/api_schema/response/compute/v2_1/flavors.py
+++ b/tempest/lib/api_schema/response/compute/v2_1/flavors.py
@@ -60,7 +60,7 @@
     },
     'additionalProperties': False,
     # 'OS-FLV-DISABLED', 'os-flavor-access', 'rxtx_factor' and
-    # 'OS-FLV-EXT-DATA' are API extensions. So they are not 'required'.
+    # 'OS-FLV-EXT-DATA' are API extensions, so they are not 'required'.
     'required': ['name', 'links', 'ram', 'vcpus', 'swap', 'disk', 'id']
 }
 
@@ -74,7 +74,7 @@
                 'items': common_flavor_info
             },
             # NOTE(gmann): flavors_links attribute is not necessary
-            # to be present always So it is not 'required'.
+            # to be present always so it is not 'required'.
             'flavors_links': parameter_types.links
         },
         'additionalProperties': False,
diff --git a/tempest/lib/api_schema/response/compute/v2_55/flavors.py b/tempest/lib/api_schema/response/compute/v2_55/flavors.py
index 823190a..554f43b 100644
--- a/tempest/lib/api_schema/response/compute/v2_55/flavors.py
+++ b/tempest/lib/api_schema/response/compute/v2_55/flavors.py
@@ -11,7 +11,9 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
+import copy
 
+from tempest.lib.api_schema.response.compute.v2_1 import flavors as flavorsv21
 from tempest.lib.api_schema.response.compute.v2_1 import parameter_types
 
 # Note(gmann): This is schema for microversion 2.55 which includes the
@@ -110,3 +112,9 @@
         'required': ['flavor']
     }
 }
+
+# Note(zhufl): Below are the unchanged schema in this microversion. We need
+# to keep this schema in this file to have the generic way to select the
+# right schema based on self.schema_versions_info mapping in service client.
+# ****** Schemas unchanged since microversion 2.1 ***
+delete_flavor = copy.deepcopy(flavorsv21.delete_flavor)
diff --git a/tempest/lib/api_schema/response/compute/v2_61/flavors.py b/tempest/lib/api_schema/response/compute/v2_61/flavors.py
index 381fb64..5119466 100644
--- a/tempest/lib/api_schema/response/compute/v2_61/flavors.py
+++ b/tempest/lib/api_schema/response/compute/v2_61/flavors.py
@@ -99,4 +99,8 @@
 # Note(gmann): Below are the unchanged schema in this microversion. We need
 # to keep this schema in this file to have the generic way to select the
 # right schema based on self.schema_versions_info mapping in service client.
+# ****** Schemas unchanged since microversion 2.55 ***
 list_flavors = copy.deepcopy(flavorsv255.list_flavors)
+
+# ****** Schemas unchanged since microversion 2.1 ***
+delete_flavor = copy.deepcopy(flavorsv255.delete_flavor)