diff --git a/tempest/api/compute/admin/test_volumes_negative.py b/tempest/api/compute/admin/test_volumes_negative.py
index 133f4bc..7b0f48b 100644
--- a/tempest/api/compute/admin/test_volumes_negative.py
+++ b/tempest/api/compute/admin/test_volumes_negative.py
@@ -67,10 +67,10 @@
     volume_min_microversion = '3.27'
 
     @classmethod
-    def skip_checks(self):
-        super(UpdateMultiattachVolumeNegativeTest, self).skip_checks()
+    def skip_checks(cls):
+        super(UpdateMultiattachVolumeNegativeTest, cls).skip_checks()
         if not CONF.compute_feature_enabled.volume_multiattach:
-            raise self.skipException('Volume multi-attach is not available.')
+            raise cls.skipException('Volume multi-attach is not available.')
 
     @decorators.attr(type=['negative'])
     @decorators.idempotent_id('7576d497-b7c6-44bd-9cc5-c5b4e50fec71')