diff --git a/applications/ttTR/ttTR.c b/applications/ttTR/ttTR.c
index f3e9441..b056578 100644
--- a/applications/ttTR/ttTR.c
+++ b/applications/ttTR/ttTR.c
@@ -132,7 +132,7 @@ int tcpRec(unsigned char *recv_data)
 struct rt_messagequeue TTrx_mq;
 void init_mq(void)
 {
-    static char msg_pool[1024*2];
+    static char msg_pool[1024*5];
     /* 初始化消息队列 */
     int result = rt_mq_init(&TTrx_mq, "TTrx_mq",
                msg_pool,                 /* 存放消息的缓冲区 */
diff --git a/applications/ttTR/ttTR.h b/applications/ttTR/ttTR.h
index 06a11f9..e03901d 100644
--- a/applications/ttTR/ttTR.h
+++ b/applications/ttTR/ttTR.h
@@ -14,7 +14,7 @@
 //struct rt_messagequeue TTrx_mq;
 typedef struct
 {
-    rt_uint8_t data[512];
+    rt_uint8_t data[400];
     int size;
 }TTRx_MSG;