diff --git a/cinder/backup/drivers/gcs.py b/cinder/backup/drivers/gcs.py
index 11a86f9f230..0fd5f15522c 100644
--- a/cinder/backup/drivers/gcs.py
+++ b/cinder/backup/drivers/gcs.py
@@ -115,16 +115,29 @@ CONF.register_opts(gcsbackup_service_opts)
 OAUTH_EXCEPTIONS = None
 
 
+# Google Cloud Storage(GCS) backup driver
+class GCSConnectionFailure(exception.BackupDriverException):
+    message = _("Google Cloud Storage connection failure: %(reason)s")
+
+
+class GCSApiFailure(exception.BackupDriverException):
+    message = _("Google Cloud Storage api failure: %(reason)s")
+
+
+class GCSOAuth2Failure(exception.BackupDriverException):
+    message = _("Google Cloud Storage oauth2 failure: %(reason)s")
+
+
 def gcs_logger(func):
     def func_wrapper(self, *args, **kwargs):
         try:
             return func(self, *args, **kwargs)
         except errors.Error as err:
-            raise exception.GCSApiFailure(reason=err)
+            raise GCSApiFailure(reason=err)
         except OAUTH_EXCEPTIONS as err:
-            raise exception.GCSOAuth2Failure(reason=err)
+            raise GCSOAuth2Failure(reason=err)
         except Exception as err:
-            raise exception.GCSConnectionFailure(reason=err)
+            raise GCSConnectionFailure(reason=err)
 
     return func_wrapper
 
diff --git a/cinder/exception.py b/cinder/exception.py
index 776f2a842f8..6422b372863 100644
--- a/cinder/exception.py
+++ b/cinder/exception.py
@@ -1301,19 +1301,6 @@ class NexentaException(VolumeDriverException):
     message = "%(reason)s"
 
 
-# Google Cloud Storage(GCS) backup driver
-class GCSConnectionFailure(BackupDriverException):
-    message = _("Google Cloud Storage connection failure: %(reason)s")
-
-
-class GCSApiFailure(BackupDriverException):
-    message = _("Google Cloud Storage api failure: %(reason)s")
-
-
-class GCSOAuth2Failure(BackupDriverException):
-    message = _("Google Cloud Storage oauth2 failure: %(reason)s")
-
-
 # Kaminario K2
 class KaminarioCinderDriverException(VolumeDriverException):
     message = _("KaminarioCinderDriver failure: %(reason)s")
diff --git a/cinder/tests/unit/backup/drivers/test_backup_google.py b/cinder/tests/unit/backup/drivers/test_backup_google.py
index 61e9fd51817..81fcd7630f3 100644
--- a/cinder/tests/unit/backup/drivers/test_backup_google.py
+++ b/cinder/tests/unit/backup/drivers/test_backup_google.py
@@ -427,7 +427,7 @@ class GoogleBackupDriverTestCase(test.TestCase):
                                               container=container_name)
         service = google_dr.GoogleBackupDriver(self.ctxt)
         self.volume_file.seek(0)
-        self.assertRaises(exception.GCSApiFailure,
+        self.assertRaises(google_dr.GCSApiFailure,
                           service.backup,
                           backup, self.volume_file)
 
@@ -439,7 +439,7 @@ class GoogleBackupDriverTestCase(test.TestCase):
                                               container=container_name)
         service = google_dr.GoogleBackupDriver(self.ctxt)
         self.volume_file.seek(0)
-        self.assertRaises(exception.GCSOAuth2Failure,
+        self.assertRaises(google_dr.GCSOAuth2Failure,
                           service.backup,
                           backup, self.volume_file)
 
@@ -507,7 +507,7 @@ class GoogleBackupDriverTestCase(test.TestCase):
         service = google_dr.GoogleBackupDriver(self.ctxt)
 
         with tempfile.NamedTemporaryFile() as volume_file:
-            self.assertRaises(exception.GCSConnectionFailure,
+            self.assertRaises(google_dr.GCSConnectionFailure,
                               service.restore,
                               backup, volume_id, volume_file)