diff --git a/source/ble-services/MicroBitDFUService.cpp b/source/ble-services/MicroBitDFUService.cpp
index 702249f..defd65b 100644
--- a/source/ble-services/MicroBitDFUService.cpp
+++ b/source/ble-services/MicroBitDFUService.cpp
@@ -242,13 +242,13 @@ void MicroBitDFUService::releaseFlashCode()
   */
 
 const uint8_t              MicroBitDFUServiceUUID[] = {
-    0xd8,0xaf,0x99,0x1c,0x71,0x44,0x43,0xd7,0x95,0x4b,0x99,0x51,0x2f,0x95,0xf9,0x9c
+    0xe9,0x5d,0x93,0xb0,0x25,0x1d,0x47,0x0a,0xa0,0x62,0xfa,0x19,0x22,0xdf,0xa9,0xa8
 };
 
 const uint8_t              MicroBitDFUServiceControlCharacteristicUUID[] = {
-    0x97,0x10,0x95,0x47,0xe6,0x3a,0x44,0x2a,0xbf,0x89,0x9d,0x73,0x04,0x13,0xdc,0x2f
+    0xe9,0x5d,0x93,0xb1,0x25,0x1d,0x47,0x0a,0xa0,0x62,0xfa,0x19,0x22,0xdf,0xa9,0xa8
 };
 
 const uint8_t              MicroBitDFUServiceFlashCodeCharacteristicUUID[] = {
-    0x94,0x7b,0x69,0x34,0x64,0xd1,0x4f,0xad,0x9b,0xd0,0xcc,0x9d,0x6e,0x9f,0x3e,0xa3
+    0xe9,0x5d,0x93,0xb2,0x25,0x1d,0x47,0x0a,0xa0,0x62,0xfa,0x19,0x22,0xdf,0xa9,0xa8
 };