diff --git a/manila_tempest_tests/tests/api/base.py b/manila_tempest_tests/tests/api/base.py
index 0ee3611..2310591 100755
--- a/manila_tempest_tests/tests/api/base.py
+++ b/manila_tempest_tests/tests/api/base.py
@@ -1110,11 +1110,6 @@
         return rule
 
 
-class BaseSharesAltTest(BaseSharesTest):
-    """Base test case class for all Shares Alt API tests."""
-    credentials = ('alt', )
-
-
 class BaseSharesAdminTest(BaseSharesTest):
     """Base test case class for all Shares Admin API tests."""
     credentials = ('admin', )