diff --git a/nrf/modules/ubluepy/ubluepy_constants.c b/nrf/modules/ubluepy/ubluepy_constants.c
index 5e12661e02..0f291d6a24 100644
--- a/nrf/modules/ubluepy/ubluepy_constants.c
+++ b/nrf/modules/ubluepy/ubluepy_constants.c
@@ -79,6 +79,7 @@ STATIC const mp_rom_map_elem_t ubluepy_constants_locals_dict_table[] = {
     // GAP events
     { MP_ROM_QSTR(MP_QSTR_EVT_GAP_CONNECTED),       MP_ROM_INT(16) },
     { MP_ROM_QSTR(MP_QSTR_EVT_GAP_DISCONNECTED),    MP_ROM_INT(17) },
+    { MP_ROM_QSTR(MP_QSTR_EVT_GATTS_WRITE),         MP_ROM_INT(80) },
     { MP_ROM_QSTR(MP_QSTR_UUID_CCCD),               MP_ROM_INT(0x2902) },
 
     { MP_ROM_QSTR(MP_QSTR_ADDR_TYPE_PUBLIC),        MP_ROM_INT(UBLUEPY_ADDR_TYPE_PUBLIC) },