diff --git a/attrib/gatt.h b/attrib/gatt.h
index a15e92f..6bb6f0f 100644
--- a/attrib/gatt.h
+++ b/attrib/gatt.h
#define GATT_CHARAC_FMT_UUID 0x2904
#define GATT_CHARAC_AGREG_FMT_UUID 0x2905
#define GATT_CHARAC_VALID_RANGE_UUID 0x2906
-#define GATT_EXTERNAL_REPORT_REFERENCE 0x2907
-#define GATT_REPORT_REFERENCE 0x2908
+#define GATT_EXTERNAL_REPORT_REFERENCE 0x2907
+#define GATT_REPORT_REFERENCE 0x2908
/* Client Characteristic Configuration bit field */
#define GATT_CLIENT_CHARAC_CFG_NOTIF_BIT 0x0001