diff --git a/mooc/models/mc.py b/mooc/models/mc.py
index 881951d..2584e3f 100644
--- a/mooc/models/mc.py
+++ b/mooc/models/mc.py
@@ -20,7 +20,7 @@ class McCreditsRecharge(Base):
     backtype = Column(SmallInteger, nullable=False)
 
 class McCashRecord(Base):
-    __tablename__ = 'mc_cash_record'
+    __tablename__ = 'ims_mc_cash_record'
 
     id = Column(Integer, primary_key=True, index=True)
     uniacid = Column(Integer, nullable=False)
@@ -41,7 +41,7 @@ class McCashRecord(Base):
     trade_type = Column(String(20), nullable=False)
 
 class McChatsRecord(Base):
-    __tablename__ = 'mc_chats_record'
+    __tablename__ = 'ims_mc_chats_record'
 
     id = Column(Integer, primary_key=True, index=True)
     uniacid = Column(Integer, nullable=False)