diff --git a/lib/lpc176x/device/system_LPC17xx.c b/lib/lpc176x/device/system_LPC17xx.c
index eae33cb..3e6587a 100644
--- a/lib/lpc176x/device/system_LPC17xx.c
+++ b/lib/lpc176x/device/system_LPC17xx.c
@@ -327,7 +327,7 @@
 // </e>
 */
 #define FLASH_SETUP           1
-#define FLASHCFG_Val          0x0000303A
+#define FLASHCFG_Val          0x0000403A
 
 /*
 //-------- <<< end of configuration section >>> ------------------------------