diff --git a/tempest/api_schema/compute/servers.py b/tempest/api_schema/compute/servers.py
index 2002927..ca1f5aa 100644
--- a/tempest/api_schema/compute/servers.py
+++ b/tempest/api_schema/compute/servers.py
@@ -114,6 +114,8 @@
 
 list_server_metadata = copy.deepcopy(set_server_metadata)
 
+update_server_metadata = copy.deepcopy(set_server_metadata)
+
 delete_server_metadata_item = {
     'status_code': [204]
 }
diff --git a/tempest/api_schema/compute/v3/servers.py b/tempest/api_schema/compute/v3/servers.py
index 682021f..6716249 100644
--- a/tempest/api_schema/compute/v3/servers.py
+++ b/tempest/api_schema/compute/v3/servers.py
@@ -95,3 +95,7 @@
         'required': ['addresses']
     }
 }
+
+update_server_metadata = copy.deepcopy(servers.update_server_metadata)
+# V3 API's response status_code is 201
+update_server_metadata['status_code'] = [201]
diff --git a/tempest/services/compute/json/servers_client.py b/tempest/services/compute/json/servers_client.py
index 70123fe..36bb02f 100644
--- a/tempest/services/compute/json/servers_client.py
+++ b/tempest/services/compute/json/servers_client.py
@@ -308,6 +308,8 @@
         resp, body = self.post('servers/%s/metadata' % str(server_id),
                                post_body)
         body = json.loads(body)
+        self.validate_response(common_schema.update_server_metadata,
+                               resp, body)
         return resp, body['metadata']
 
     def get_server_metadata_item(self, server_id, key):
diff --git a/tempest/services/compute/v3/json/servers_client.py b/tempest/services/compute/v3/json/servers_client.py
index f397c4b..eed85c7 100644
--- a/tempest/services/compute/v3/json/servers_client.py
+++ b/tempest/services/compute/v3/json/servers_client.py
@@ -324,6 +324,7 @@
         resp, body = self.post('servers/%s/metadata' % str(server_id),
                                post_body)
         body = json.loads(body)
+        self.validate_response(schema.update_server_metadata, resp, body)
         return resp, body['metadata']
 
     def get_server_metadata_item(self, server_id, key):