diff --git a/src/Common/config.cpp b/src/Common/config.cpp
index 8b0304bb..42630146 100644
--- a/src/Common/config.cpp
+++ b/src/Common/config.cpp
@@ -119,7 +119,7 @@ const string kDirMenu = HTTP_FIELD"dirMenu";
 
 onceToken token([](){
     mINI::Instance()[kSendBufSize] = 64 * 1024;
-    mINI::Instance()[kMaxReqSize] = 4*1024;
+    mINI::Instance()[kMaxReqSize] = 4 * 10240;
     mINI::Instance()[kKeepAliveSecond] = 15;
     mINI::Instance()[kDirMenu] = true;