diff --git a/cinder/tests/unit/test_volume_utils.py b/cinder/tests/unit/test_volume_utils.py
index 6a122fa620b..1a7d76b3426 100644
--- a/cinder/tests/unit/test_volume_utils.py
+++ b/cinder/tests/unit/test_volume_utils.py
@@ -1188,6 +1188,7 @@ class VolumeUtilsTestCase(test.TestCase):
                 volume,
                 mock.sentinel.context)
             self.assertEqual('aes-xts-plain64', ret['cipher'])
+            self.assertEqual('luks', ret['provider'])
 
     def test_check_encryption_provider_invalid(self):
         encryption_metadata = {'cipher': 'aes-xts-plain64',
diff --git a/cinder/volume/volume_utils.py b/cinder/volume/volume_utils.py
index bdebd444b43..2c806db4c73 100644
--- a/cinder/volume/volume_utils.py
+++ b/cinder/volume/volume_utils.py
@@ -1202,6 +1202,7 @@ def check_encryption_provider(db, volume, context):
     provider = encryption['provider']
     if provider in encryptors.LEGACY_PROVIDER_CLASS_TO_FORMAT_MAP:
         provider = encryptors.LEGACY_PROVIDER_CLASS_TO_FORMAT_MAP[provider]
+        encryption['provider'] = provider
     if provider != encryptors.LUKS:
         message = _("Provider %s not supported.") % provider
         raise exception.VolumeDriverException(message=message)