diff --git a/storage/google/cloud/storage/notification.py b/storage/google/cloud/storage/notification.py
index f8d850c4e64d..8ee287bf5fcf 100644
--- a/storage/google/cloud/storage/notification.py
+++ b/storage/google/cloud/storage/notification.py
@@ -87,7 +87,7 @@ def __init__(self, bucket, topic_name,
             self._properties['event_types'] = event_types
 
         if blob_name_prefix is not None:
-            self._properties['blob_name_prefix'] = blob_name_prefix
+            self._properties['object_name_prefix'] = blob_name_prefix
 
         self._properties['payload_format'] = payload_format
 
@@ -161,7 +161,7 @@ def event_types(self):
     def blob_name_prefix(self):
         """Prefix of blob names for which notification events are published.
         """
-        return self._properties.get('blob_name_prefix')
+        return self._properties.get('object_name_prefix')
 
     @property
     def payload_format(self):
diff --git a/storage/tests/unit/test_notification.py b/storage/tests/unit/test_notification.py
index b10a1099bc7f..2832c217c045 100644
--- a/storage/tests/unit/test_notification.py
+++ b/storage/tests/unit/test_notification.py
@@ -167,7 +167,7 @@ def test_from_api_repr_explicit(self):
             'topic': self.TOPIC_ALT_REF,
             'custom_attributes': self.CUSTOM_ATTRIBUTES,
             'event_types': self.event_types(),
-            'blob_name_prefix': self.BLOB_NAME_PREFIX,
+            'object_name_prefix': self.BLOB_NAME_PREFIX,
             'payload_format': self.payload_format(),
             'id': self.NOTIFICATION_ID,
             'etag': self.ETAG,
@@ -288,7 +288,7 @@ def test_create_w_explicit_client(self):
             'topic': self.TOPIC_ALT_REF,
             'custom_attributes': self.CUSTOM_ATTRIBUTES,
             'event_types': self.event_types(),
-            'blob_name_prefix': self.BLOB_NAME_PREFIX,
+            'object_name_prefix': self.BLOB_NAME_PREFIX,
             'payload_format': self.payload_format(),
             'id': self.NOTIFICATION_ID,
             'etag': self.ETAG,
@@ -311,7 +311,7 @@ def test_create_w_explicit_client(self):
             'topic': self.TOPIC_ALT_REF,
             'custom_attributes': self.CUSTOM_ATTRIBUTES,
             'event_types': self.event_types(),
-            'blob_name_prefix': self.BLOB_NAME_PREFIX,
+            'object_name_prefix': self.BLOB_NAME_PREFIX,
             'payload_format': self.payload_format(),
         }
         api_request.assert_called_once_with(