diff --git a/cinder/volume/drivers/dell_emc/vmax/utils.py b/cinder/volume/drivers/dell_emc/vmax/utils.py
index 7543d358335..52b1773b0f7 100644
--- a/cinder/volume/drivers/dell_emc/vmax/utils.py
+++ b/cinder/volume/drivers/dell_emc/vmax/utils.py
@@ -783,9 +783,9 @@ class VMAXUtils(object):
         :param new_type_extra_specs: the target type extra specs
         :return: bool
         """
-        is_src_multiattach = vol_utils.is_replicated_str(
+        is_src_multiattach = vol_utils.is_boolean_str(
             extra_specs.get('multiattach'))
-        is_tgt_multiattach = vol_utils.is_replicated_str(
+        is_tgt_multiattach = vol_utils.is_boolean_str(
             new_type_extra_specs.get('multiattach'))
         return is_src_multiattach != is_tgt_multiattach
 
diff --git a/cinder/volume/manager.py b/cinder/volume/manager.py
index 7f84b8b9d92..6df939aff7b 100644
--- a/cinder/volume/manager.py
+++ b/cinder/volume/manager.py
@@ -2839,7 +2839,7 @@ class VolumeManager(manager.CleanableManager,
         replication_diff = diff_specs.get('replication_enabled')
 
         if replication_diff:
-            is_replicated = vol_utils.is_replicated_str(replication_diff[1])
+            is_replicated = vol_utils.is_boolean_str(replication_diff[1])
             if is_replicated:
                 replication_status = fields.ReplicationStatus.ENABLED
             else:
diff --git a/cinder/volume/utils.py b/cinder/volume/utils.py
index 1dd50435ec8..7e860988a7f 100644
--- a/cinder/volume/utils.py
+++ b/cinder/volume/utils.py
@@ -968,7 +968,7 @@ def clone_encryption_key(context, key_manager, encryption_key_id):
     return clone_key_id
 
 
-def is_replicated_str(str):
+def is_boolean_str(str):
     spec = (str or '').split()
     return (len(spec) == 2 and
             spec[0] == '<is>' and strutils.bool_from_string(spec[1]))
@@ -976,12 +976,12 @@ def is_replicated_str(str):
 
 def is_replicated_spec(extra_specs):
     return (extra_specs and
-            is_replicated_str(extra_specs.get('replication_enabled')))
+            is_boolean_str(extra_specs.get('replication_enabled')))
 
 
 def is_multiattach_spec(extra_specs):
     return (extra_specs and
-            is_replicated_str(extra_specs.get('multiattach')))
+            is_boolean_str(extra_specs.get('multiattach')))
 
 
 def group_get_by_id(group_id):