diff --git a/packages/adapters/sqlalchemy_impl/models.py b/packages/adapters/sqlalchemy_impl/models.py
index c317558db..728fef3e8 100755
--- a/packages/adapters/sqlalchemy_impl/models.py
+++ b/packages/adapters/sqlalchemy_impl/models.py
@@ -25,9 +25,9 @@ class UserModel(Base):
     subscription_status = Column(String(20), nullable=False, default="active")
     subscription_expires_at = Column(DateTime, nullable=True)
     # 配额限制 (移到 User 级别)
-    max_projects = Column(Float, nullable=False, default=3)
-    max_storage_gb = Column(Float, nullable=False, default=10)
-    used_storage_gb = Column(Float, nullable=False, default=0.0)
+    max_projects = Column(Integer, nullable=False, default=3)
+    max_storage_gb = Column(Integer, nullable=False, default=10)
+    used_storage_gb = Column(Integer, nullable=False, default=0)
     created_at = Column(DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))