diff --git a/extmod/modlwip.c b/extmod/modlwip.c
index ea3f80985e..5ed927f9b4 100644
--- a/extmod/modlwip.c
+++ b/extmod/modlwip.c
@@ -878,6 +878,12 @@ STATIC mp_obj_t lwip_socket_setsockopt(mp_uint_t n_args, const mp_obj_t *args) {
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(lwip_socket_setsockopt_obj, 4, 4, lwip_socket_setsockopt);
 
+STATIC mp_obj_t lwip_socket_makefile(mp_uint_t n_args, const mp_obj_t *args) {
+    (void)n_args;
+    return args[0];
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(lwip_socket_makefile_obj, 1, 3, lwip_socket_makefile);
+
 STATIC mp_uint_t lwip_socket_read(mp_obj_t self_in, void *buf, mp_uint_t size, int *errcode) {
     lwip_socket_obj_t *socket = self_in;
 
@@ -904,6 +910,7 @@ STATIC const mp_map_elem_t lwip_socket_locals_dict_table[] = {
     { MP_OBJ_NEW_QSTR(MP_QSTR_recvfrom), (mp_obj_t)&lwip_socket_recvfrom_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_settimeout), (mp_obj_t)&lwip_socket_settimeout_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_setsockopt), (mp_obj_t)&lwip_socket_setsockopt_obj },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_makefile), (mp_obj_t)&lwip_socket_makefile_obj },
 };
 STATIC MP_DEFINE_CONST_DICT(lwip_socket_locals_dict, lwip_socket_locals_dict_table);
 
diff --git a/py/qstrdefs.h b/py/qstrdefs.h
index 3c803115fc..c8bef1ba39 100644
--- a/py/qstrdefs.h
+++ b/py/qstrdefs.h
@@ -706,6 +706,7 @@ Q(sendto)
 Q(recvfrom)
 Q(settimeout)
 Q(setsockopt)
+Q(makefile)
 #if MICROPY_PY_LWIP_SLIP
 // for lwip.slip
 Q(slip)