diff --git a/MyCode/App_Auto.c b/MyCode/App_Auto.c
index 787df3e..3a16175 100644
--- a/MyCode/App_Auto.c
+++ b/MyCode/App_Auto.c
@@ -13,7 +13,7 @@
 #include <stdlib.h>
 #include "includes.h"
 MidiFifoSeq_t m_MidiSendFifo;
-#define PRESET_BUFFER_SIZE (1024*20)
+#define PRESET_BUFFER_SIZE (1024*40)
 static int m_presetCount = 0;
 static uint8_t pStoreBuffer[PRESET_BUFFER_SIZE];
 //static uint8_t* pStoreBuffer;