diff --git a/src/main/java/com/alibaba/fastjson/serializer/JSONSerializer.java b/src/main/java/com/alibaba/fastjson/serializer/JSONSerializer.java
index 2b9a148dc..6af3bee02 100644
--- a/src/main/java/com/alibaba/fastjson/serializer/JSONSerializer.java
+++ b/src/main/java/com/alibaba/fastjson/serializer/JSONSerializer.java
@@ -470,5 +470,8 @@ public class JSONSerializer {
         }
         return writer;
     }
-
+    
+    public void close() {
+        this.out.close();
+    }
 }