diff --git a/src/org/redkale/net/http/HttpPrepareServlet.java b/src/org/redkale/net/http/HttpPrepareServlet.java
index 75e822db3..3652696b1 100644
--- a/src/org/redkale/net/http/HttpPrepareServlet.java
+++ b/src/org/redkale/net/http/HttpPrepareServlet.java
@@ -7,7 +7,6 @@ package org.redkale.net.http;
 
 import org.redkale.util.AnyValue.DefaultAnyValue;
 import java.io.*;
-import java.nio.*;
 import java.util.*;
 import java.util.AbstractMap.SimpleEntry;
 import java.util.function.*;
@@ -24,8 +23,6 @@ import org.redkale.watch.*;
  */
 public final class HttpPrepareServlet extends PrepareServlet<HttpRequest, HttpResponse<HttpRequest>> {
 
-    private ByteBuffer flashPolicyBuffer;
-
     private final List<HttpServlet> servlets = new ArrayList<>();
 
     private final Map<String, HttpServlet> strmaps = new HashMap<>();