diff --git a/session_tx.go b/session_tx.go
index cd23cf89..c2045cd6 100644
--- a/session_tx.go
+++ b/session_tx.go
@@ -23,6 +23,7 @@ func (session *Session) Begin() error {
 
 		session.saveLastSQL("BEGIN TRANSACTION")
 	}
+	session.isAutoClose = false
 	return nil
 }