diff --git a/nova/db/sqlalchemy/api_models.py b/nova/db/sqlalchemy/api_models.py
index cec76f02c..eb8ecfd61 100644
--- a/nova/db/sqlalchemy/api_models.py
+++ b/nova/db/sqlalchemy/api_models.py
@@ -567,7 +567,7 @@ class Trait(API_BASE):
     name = Column(Unicode(255), nullable=False)
 
 
-class ResourceProviderTraits(API_BASE):
+class ResourceProviderTrait(API_BASE):
     """Represents the relationship between traits and resource provider"""
 
     __tablename__ = "resource_provider_traits"