diff --git a/const.go b/const.go
index 56b7cf5..52666ae 100644
--- a/const.go
+++ b/const.go
@@ -1,3 +1,3 @@
 package dorm
 
-const Version = "1.0.48"
+const Version = "1.0.49"
diff --git a/mongo_session.go b/mongo_session.go
index 2108528..13c700e 100644
--- a/mongo_session.go
+++ b/mongo_session.go
@@ -45,6 +45,7 @@ func (cs *MongoSessionOptions) Rollback() {
 	if err != nil {
 		log.Println("回滚事务异常：", err)
 	}
+	cs.session.EndSession(ctx)
 }
 
 // Commit 提交事务